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Mathematics Questions and Answers April 08, 2023

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A survey was given to a random sample of 1600 voters in the United States to ask about their preference for a presidential candidate. Of those surveyed, 26% of the people said they preferred Candidate A. Determine a 95% confidence interval for the percentage of people who prefer Candidate A, rounding values to the nearest tenth

Two samples, X1, ..., X7 and Y1, ..., Y9 can be assumed to be independent and have the same variance ^ 2 and expectation values X and Y, respectively. Data gave X = 0, Y = 1 and (SX) ^ 2 = 1. How big can (Sy) ^ 2 be for the test to reject H0: X = Y in favor of HA: X = Y at 5% significance level?

True-False. A.ANOVA uses estimates of the variance of the data to test for differences among sample means. B. F obt = S W 2 / S B 2 . C.In ANOVA, the effect of the IV only contributes to S W 2 , not S B 2 . D.If F obt < 1, you will always fail to reject H 0 . E.If you reject H 0 for the omnibus ANOVA, you can conclude that the IV had some effect

You are the CEO of a dairy company. You are planning to expand milk production by purchasing additional cows, lands and hiring more workers. From the existing 50 farms owned by the company, you have collected data on total milk production (in liters), the number of milking cows, land size (in acres) and the number of laborers. The data are
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State Farm Insurance studies show that in Colorado, 60% of the auto insurance claims submitted for property damage were submitted by males under 25 years of age. Suppose 9 property damage claims involving automobiles are selected at random. (c) What is the expected number of claims made by males under age 25? What is the standard deviation of the

A college student is interested in whether there is a difference between male and female students in the amount of time they spend studying each week. The student gathers information from a random sample of male and female students on campus. The amounts of time spent studying are normally distributed the data are: Males Females 27 25 25 29 19 18

Expand the logarithmic expression. log[100x^3x+1/x(x+2)^3]

A simple random sample of size n = 10 is obtained from a population with 4 = 63 and q = 19. (a] What must be true regarding the distribution of the population in order to use the normal model to compute probabilities involving the sample mean? Assuming that this condition is true, describe the sampling distribution of x. (b) Assuming the normal
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your explanation of permutations and combinations is clear and easy to understand. You clearly highlight the key difference between them by emphasizing that order matters in permutationsanddoesn't matter in combinations. The examples you used, like arranging students at a lunch table for permutations and selecting students for a sports team for

7. (n) Write a Fenland money story that models the sum 302s + 44. (b) Use the money to solve your problem. Be sure to make it clear what was done with the money. (c) Use place value cards to compute the sum 302, + 44. (d) Use the standard addition algorithm to compute the sum 302 + 44. Show all work (e) For every digit that shows up in your work
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QUESTION 4 a) Identify and discuss the factors that cause job dissatisfaction in your company b} Propose a plan of action to improve job satisfaction in your company (20)
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The following question involves a standard deck of 52 playing cards. In such a deck of cards there are four suits of 13 cards each. The four suits are: hearts, diamonds, clubs, and spades. The 26 cards included in hearts and diamonds are red. The 26 cards included in clubs and spades are black. The 13 cards in each suit are: 2, 3, 4, 5, 6, 7, 8,

What assumptions are being shown in a scatter diagram indicating randomness vs. scatter diagram that has non -constant error variance (related to regression model assumptions)?

A vegetable distributor knows that during the month of August, the weights of its tomatoes are normally distributed with a mean of0.64lband a standard deviation of0.15 lb.(SeeExample 2in this section.) (a) What percent of the tomatoes weigh less than0.79lb? % (b) In a shipment of7,000tomatoes, how many tomatoes can be expected to weigh more

Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.) P ( z 0.22)=

\f
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1 01 0 0 1 1 1.0 0 0 O D4 [2 pt] Given the adjacency matrix A = 8 (1) (1) 1 (1) g is it possible to start at node 4 and reach node 2 in 0 0 0 0 1 1 1 0 0 0 O four steps or less? How many different paths between node 4 and node 2 are there in ten steps or less? Suppose that the six nodes are labelled 1, 2, 3, 4, 5, and 6. Store your answers in the
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please answer this question and explain 1. A logistic regression model was t, where Y = 0 indicates the subject does not smoke, and Y = 1 indicates they subject did smoke. The explanatory variable was X 2 smoking status of parents (Yes if at least one parent smoked, No if no parents smoked). The estimated regres sion model is: log (1 7T ) = 1.8266
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Need solved

The board of directors for a particular company consists of 10 members, 6 of whom are loyal to the current company president and 4 of whom want to fire the president. Suppose the chair of the board (who is a loyal supporter of the current president) suggests to randomly select 4 other board members to serve on a committee to decide the president's

please help me understand this topic, please show the solution. this topic is under independent and dependent events. EXERCISES 1. If E is any event in sample space S show that E and S are independent? 2. Three coins are tossed. Show that the event "heads on the first coin" and the event "tails on the last two coins" are independent. 3. In the
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Mark Achin sells 3,600 electric motors each year. The cost of these is $200 each, and demand is constant throughout the year. The cost of placing an order is $40, while the holding cost is $20 per unit per year. There are 360 working days per year and the lead-time is 5 days. What is his economic order quantity in units? Question 2. Consider the

I need help with problem C. I have included the first two questions and answers as a reference. Thank you. Tire pressure monitoring systems (TPMS) warn the driver when the tire pressure of the vehicle is 27% below the target pressure. Suppose the target tire pressure of a certain car is 32 psi (pounds per square inch.) (a)At what psi will the TPMS

What are the basic differences between Six Sigma and Total Quality Management?

2. Compute the mean, median, and mode for computer (computer literacy). a. What value is the most representative measure of the central tendency for this variable and why
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SCENARIO 10-10 A corporation randomly selects 150 salespeople and finds that 66% who have never taken a self-improvement course would like such a course. The firm did a similar study 10 years ago in which 60% of a random sample of 160 salespeople wanted a self-improvement course. The groups are assumed to be independent random samples. Let 1and

This question uses the normal probability density function and requires the use of either technology or a table of values of the standard normal distribution. The cash operating expenses of the regional phone companies during the first half of 1994 were distributed about a mean of$29.85per access line per month, with a standard deviation of$2.65.

You wish to estimate the mean cholesterol levels of patients two days after they had a heart attack. To estimate the mean, you collect data from 28 heart patients.(Please show and explain) (a) Which of the followings is the sample? (i) Mean cholesterol levels of 28 patients recovering from a heart attack suffered two days ago (ii) Cholesterol

please see the picture aaaaa Which one of the following is always true for a multiple regression model? None of the suggested answers are correct When an explanatory variable is dropped from a multiple regression model, the coefficient of determination can increase When an additional explanatory variable is introduced into a multiple regression
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Ap stats word problem (the screenshot contains question) A shopping mall has three automated teller machines (ATMs). Because the machines receive heavy use. they sometimes stop working and need to be repaired. Let the random variable X represent the number of A'I'Ms that are working when the mall opens on a randomly selected day. The table shows
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find the probability Find the probability and interpret the results. If convenient, use technology to find the probability. The population mean annual salary for environmental compliance specialists is about $60,500. A random sample of 42 specialists is drawn from this population. What is the probability that the mean salary of the sample is less
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PROBLEM 2 (20 points): The Gift Basket Store had the following premade gift baskets containing the following combinations in stock: Cookies Mugs Candy Coffee 20 13 10 Tea 12 10 12 Choose one basket at random.Find the probability that it contains a)Tea or Cookies b)Coffee given that it contains Candies c)Tea and Mugs d)Is there any relation between

a.Prior experience says that the mean recovery expense of wastelands like in Planet Bajour is 50.12. Based on this information, do you think that the current mean recovery expense of the wasteland in Planet Bajour is significantly more than prior expenses? From the data provided; No of observations on Latinum spent in recovering wasteland for

In a study to compare two different methods of teaching reading, a class of thirty children was divided into two groups at random. Each group was taught reading using one method. After six months the two groups were given the same test. One pupil in the first group was ill and missed the test. The scores are given below. Method 1 80 85 79 81 89 73

The Charles A. Dana Center at The University of Texas at Austin has a robust set of resources at their Inside MathematicsLinks to an external site. site. One of these resources is the MathCuts videosLinks to an external site.. These videos are short snippets briefly (and sometimes by necessity superficially) illustrating mathematical concepts and

The table below was obtained by using data for 40 males. The response (y) variable is weight (in pounds), and the predictor (x) variables are HT (height in inches), WAIST (waist circumference in cm), and CHOL (cholesterol in mg). Predictor (x) Variables P-value R2 Adjusted R Regression Equation HT, WAIST, CHOL 0.000 0.891 0.882 y = - 199 + 2.1 HT
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(a) A batch of 20 items, taken 'om an indus An inspector. not knowing this, that: i. 'both selected items are faulty? ii. at least one selected item is faulty? (b) In a certain US county 60% of registered voters are Republicans, 3 10% are Independents. When thoSe voters were asked about increasi 40% of Republicans opposed it, 65% of the Democrats
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Listed below are skull breadths obtained from skulls of Egyptian males from three different epochs. Assume that we plan to use an analysis of variance test with a 0.05 significance level to test the claim that the different epochs have the same mean. The analysis gives a P-value of 0.031. What should we conclude? 4000 B.C. 131 138 125 129 132 135
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can someone please graph the function and tell me the key features that are in this picture ? 2. Complete a function analysis of the function f(x) =-x2 +9 Domain: Range: Positive: Negative: x-intercept(s): y-intercept: Increasing Behavior: Decreasing Behavior: End Behavior: Local Max/Min
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At an International Cosmetics company (referred to as C)'s board meeting, the firm's chief executive officer (CEO) reported that C was planning its production schedule for the upcoming quarter. She stated that the firm did not have the internal capacity to meet the projected demand and that the only short-term possibility was to outsource some of
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Problem 2 At a particular university in an urban area, official policy mandates that university-owned student housing shall rent for no more than 80% of the market rate for comparable housing. Rent for all two-bedroom university-owned student apartments is $630/month. All the university-owned two-bedroom student apartments have one bathroom, no

Professor Jennings claims that only 35% of the students at Flora College work while attending school. Dean Renata thinks that the professor has underestimated the number of students with part-time or full-time jobs. A random sample of79students shows that35have jobs. Do the data indicate that more than 35% of the students have jobs? Use a 5% level

Instructions: For this discussion, use a census website that posts information on variables observed in the city where you live.Here is the website address.https://www.census.gov/acs/www/data/data-tables-and-tools/data-profiles/2017/(Links to an external site.) (Links to an external site.) After you open the website, you can enter the name of your

2. Similar to the HF problem from HWS: The rotational constant (B)of COis 1.931 cm. a. Calculate the rotational partition function for CO at 70 C. (I recommend doing this with Excel like for the HF problem, but be careful of how any terms you need to evaluate.... it'll be more than you needed for HF) b. Using your table of values from part a,
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X Question 4 Score on last try: 0 of 1 pts. See Details for more. > Next question You can retry this question below Oxnard College reports your GPA on a 4.0 scale. The "4" in the 4.0 GPA scale is equivalent to an A, "3" is equivalent to a B. 2" is equivalent to a C. "T" is equivalent to a D, and "U" is equivalent to a F. Last semester, a student
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Draw all possible samples of size n 1 =2 without replacement from a finite population consisting of 0, 3, 4, 6. Similarly, draw all possible samples of size n 2 =2 from the second population consisting of 1, 2, 3, 4. a.Find the proportion of even numbers for all the samples drawn from the two populations and then find the possible differences

question shows below: Question 7 1 pts Calculate the expected value of the random variable that has the density from the previous question. O1 infinity None of the other answers are correct O 2 In(2) OO
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Based on the results shown in Table 1, do you think that the randomization (random assignment of participants to groups) was fully successful? Please circle one of the following options: YesNoNotspecified.And p lease explain your answer (with enough details to justify your response and what it means for the presence of potentially confounding
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How would I find the answer? Could you list the steps/work to find the answer, thanks. 15-A courier service claims that only 10% of all of its deliveries arrive late. Assuming deliveries are independent, a sample of 8 deliveries is randomly selected. What is the probability that exactly 3 of the sample deliveries arrive late? A) around 0.033 B)
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Question In the following table, the age (in years) of the respondents is given as the x value, and the earnings (in thousands of dollars) of the respondents are given as the y value. Use Excel to find the best fit linear regression equation in thousands of dollars. Round the slope and intercept to three decimal places. X y 21 42.136 22 24.900 22
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At a certain university, the average cost of books was $340 per student last semester and the population standard deviation was $90. This semester a sample of 45 students revealed an average cost of books of $370 per student. The Dean of Students believes that the costs are greater this semester with a 90% confidence. What is the critical value

If the roots of the characteristic polynomial of a second order system are purely imaginary, the system is said to be: a) overdamped b) critically damped c) underdamped d) undamped

Statistics ;- 1. Calculate D7 for the frequency distributions of monthly income of workers in a factory Income (in Rs.): | 20-25 25-30 30-35 35-40 No. of Persons: 5 8 4 6 e 2. The following is the month income of 10 persons working in a factory. Find Po income value: Mat 12, 15, 17, 11, 18, 10, 21, 30, 26, 29. 3. Calculate Pro for the following
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Calculus I May I please have the solutions to the following question? Thank you so much. 2) Use the graph to determine if the value exists. If it does, find it. If not, explain why. a) lim f(x) DXE 3 right limits y-coords b) lim f(x) DME left -4 -3 -2 -1 1 2 3 4 -1 c) lim f(x) -2+ x-2 ( 2 , - 3 ) - 2-sided -3+ . yes Tim set ) x-12 d) f (2) le's
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Which graph is represented by the data set below? A data set representing the length of insects in inches. The values included on the chart are two, one-fourth, one and one-half, three-fourths, two, three-fourths, one and one-half, one and one-fourth, one and three-fourths, and one and one-half. a A line plot titled Size of Insect. The line is

Suppose a clinic is interested in the number of visits per person per year. After selecting 25 individuals from the insured population, the following data were obtained; 1, 2, 5, 3, 7, 8, 0, 4, 3, 7, 10, 2, 2, 4, 2, 6, 7, 8, 3, 2, 1, 1, 6, 5, 0 Use Excel to construct a frequency distribution, a relative frequency distribution, and a cumulative
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I need help with this question. Please show work, thank you! Table 11.1 Carbon Dioxide Emissions From Energy Consumption by Source Million Metric Tons of Carbon Dioxide 300 - 1980 1990 2000 2010 2020 Coal, Including Coal Coke Net Imports, CO2 Emissions Natural Gas, Excluding Supplemental Gaseous Fuels, CO2 Emissions Petroleumn, Excluding Biofuels,
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A survey of Canadians indicated that 65% of adults conduct their banking online. It is also found that 40% of Canadian adults are under the age of 50, and that 30% of Canadian adults are under the age of 50 and conduct their banking online. What percentage of Canadian adults do not conduct their banking online

You are blowing air into a spherical balloon at a rate of 5 cubic inches per second. Given that the radius of the balloon is 3 inches when t = 2 seconds answer the following questions: (a) How fast is the radius of the balloon growing at t = 2 seconds Answer: 2 inches per second. (b) What is the rate of change of the surface area at t = 2 seconds?
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1. (a) The girth of a graph is the length of its shortest cycle. The graph to the right has girth 6. Find cr(G) for this graph using similar methods as page 47 of our notes. Be sure to explain how you know this is indeed the crossing number. (b) What is g(G) for the graph to the right? Consider any cycle in the graph of girth 6 e . q . a be d e
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Consider the following "customers" table: customer_id customer_name city country John Doe New York USA Jane Smith Los Angeles USA Bob Johnson New York USA Mary Brown Chicago USA Mike Williams New York USA What SQL query would you use to retrieve all columns for customers located in the city of 'New York ? below SELECT * FROM customers WHERE city -
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Table A, below, contains the value of the house and the amount of rental income in a year that the house brings in ("Capital and rental," 2013).Created a scatter plot and find a regression equation between house value and rental income.Then use the regression equation to find the rental income a house worth $250,000 and for a house worth $380,000.
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I need help with all parts to this question 3. On a particular day a random sample of 50 tins of peas were taken from the output of a canning factory, and their contents were weighed. The mean and standard deviation of weights (of the contents of the tins) for the sample were 301.8gm and 1.8gm respectively On the following day a further random
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The weights of ice cream cartons are normally distributed with a mean weight of 13 ounces and a standard deviation of 0.3 ounce. (a) What is the probability that a randomly selected carton has a weight greater than 13.11 ounces? (b) A sample of 25 cartons is randomly selected. What is the probability that their mean weight is greater than 13.11

A dishwasher has a mean life of 12 years with an estimated standard deviation of 1.25 years. Assume the life of a dishwasher is normally distributed. 6.3.8b Find the probability that a dishwasher will last more than 15 years. -30 -20 -10 # 10 20 30 6.3.8c Find the probability that a dishwasher will last less than 6 years. -30 -20 -10 20 30 6.3.8d
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Which line plot correctly shows the difference between the longest and shortest practice times as one and one over four hours? a A line plot titled 'Piano Practice Times.' The bottom label is time in hours. The numbers on the line are zero, one fourth, one half, three fourths, one, one and one fourth, one and a half, one and three fourths, and

The Q1, why move the green line to x=52? The Q2, don't know how get the anwser. Conceptual Overview: Explore how an original or "raw" score can be expressed as a z-score using the mean and standard deviation of the variable. The dot plot below shows the sizes for five classes with a mean of 44 and standard deviation of 8. The dynamic equation
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Many track runners believe that they have a better chance of winning if they start in the inside lane that is closest to the field. For the data below, the lane closest to the field is Lane 1, the next lane is Lane 2, and so on until the outermost lane, Lane 6. The data lists the number of wins for track runners in the different starting

1.The length and width of a rectangle are both varying over time. Assume that the diagonal of the rectangle remains constant at 5ft, and that the width is increasing at a rate of 0.5 ft/min. When the width is 4 ft long, and length is 3 ft long, how fast is the length of the rectangle changing at that time? 2.Let f be the function defined by f(x) =

The following sample data represent the miles driven in the cars: 153 112 63 127 110 129 142 115 192 94 165 121 105 140 85 93 105 140 93 126 183 118 67 104 162 110 76 109 91 132 88 96 132 80 144 112 57 139 123 124 172 149 198 114 88 161 133 117 138 134 53 147 108 109 153 89 159 99 130 93 161 118 115 117 128 98 125 184 134 132 117 127 166 72 122

Each question will indicate which database you need to use. Use the link below to access "Excel Databases.xls": https://drive.google.com/file/d/19TI3HId0greXS0nkmDuoITv1IMPF_TUK/view __________________________________________________________________________ QUESTION 1 Use the U.S. International Stock Market database from "Excel Databases.xls".Use

Suppose scores on an exam were uniformly distributed between 50 and 100. Also suppose those who scored between a 75 and 83 earned a C on the exam. What percent earned a C?

* 10.4.1 Determine the critical values for these tests of a population standard deviation. (a) A right-tailed test with 11 degrees of freedom at the a = 0.05 level of significance (b) A left-tailed test for a sample of size n = 26 at the a = 0.1 level of significance (c) A two-tailed test for a sample of size n = 25 at the a = 0.05 level of
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21.Find (if possible) the rational zeros of the function. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) f ( x ) = x 3 31 x 30 x = 20/Use the Quadratic Formula to solve the quadratic equation. (Enter your answers as a comma-separated list.) 16 t 2 4 t +3= 0 t = 23.Write the partial fraction decomposition of

Suppose that a bicyclist can ride 16 miles in 1 hour. How far will she be able to ride in 3 hours

According to the Census, a certain town has a population of 100,000 people age 18 and over. Of them, 60% are married, 10% have incomes over $75,000 a year, and 20% have college degrees. As part of a pre-election survey, a simple random sample of 1,600 people will be drawn from this population. To find the chance that 58% or less of the people in

Q9. Consumers spent an average of $15.30 on shopping for groceries at a store in 2017. Assume that the amount spent on a grocery store is normally distributed and the standard deviation is $ 2. a.What is the probability that a randomly selected person spent more than $ 16. b.What is the probability that a randomly selected person spent between $10

The thickness of the coating applied to disk drives is normally distributed with a mean of 3.205 mm and a standard deviation of 0.055 mm. Find the probability that the thickness of the coating for one randomly selected disk drive will be more than 3.312 mm. ( Draw a sketch; express answer to four decimal places. )

Police response time to an emergency call is the difference between the time the call is first received by the dispatcher and the time a patrol car radios that it has arrived at the scene. Over a long period of time, it has been determined that the police response time has a normal distribution with a mean of 10.0 minutes and a standard deviation

statistics Undergraduate GPAs It is desired to estimate the mean GPA of each undergraduate class at a large university. How large a sample is necessary to estimate the GPA within 0.21 at the 90% confidence level? The population standard deviation is 1.34. If needed, round your final answer up to the next whole number. The university needs at least
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2. Fill in the table below with the missing values b Omega Source Critical F squared .Cohen's F Gender Dose Gender x Dose Error Do all NECESSARY POST HOC tests using Tukey FOR MAIN EFFECT OF Gender.. Do all NECESSARY POST HOC tests using Tukey FOR MAIN EFFECT OF Dose
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1.)Imagine we are looking down at the xy-plane from a helicopter, where the four cardinal directions (North, East, South, West) are drawn. A fallen tree rests at the origin. Two cranes impose forces, one with 300 Newtons at an angle of 85 degrees and the second with 500 Newtons at an angle of 270 degrees. What must be themagnitudeof a third crane

1. Fueleconomy.gov, the official US government source for fuel economy information, allows users to share gas mileage information on their vehicles. The histogram below shows the distribution of gas mileage in miles per gallon (MPG) from 14 users who drive a 2012 Toyota Prius is shown below. The sample mean is 53.3 MPG and the standard deviation
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content area top Part 1 Find the indicated sum. Summation from i equals 1 to 6 11 i Question content area bottom Part 1 Summation from i equals 1 to 6 11 iequals enter your response here (Simplify your answer.)

Problem 1: GM has a 1.4L engine that they put into over 7,000,000 vehicles. This particular engine has a major issue with reliability. The PCV valve can break and it costs roughly $700 to repair. If the vehicle was made in between 2008 and 2014, the powertrain warranty covers this cost for the first 100,000 miles. After that, it's on the owners,

The random variable X follows a normal distribution with mean 45.3 and variance 15.1. What percent of the distribution is greater than 55? I came up with .0063 using excel. I need the formula.

Please provide an original answer. Please help answer question 1 on section 3 Questions Information on what to be expected is included on section 4 Your task Use any software you like but please explain the steps so i understand. The data file is found below and can be downloaded from this link
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of 5 1. The probability of twins being born is 11 in 300. If 770 women give birth at a hospital, how many of them can be expected to have twins? 2. The weather forecast for Canada Day calls for a high of 24 C, a probability of precipitation of 60%, and a UV index of 7 (high). Explain what precautions each of these weather predictions could
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Based on historical data, your manager believes that 36% of the company's orders come from first-time customers. A random sample of 121 orders will be used to estimate the proportion of first-time-customers. What is the probability that the sample proportion is between 0.22 and 0.34? Note: You should carefully round any z-values you calculate to 4

There are 10 BWL students who want to go to a shooting gallery in upstate New York. Each student is a perfect shot and will hit whatever wolverines they are shooting. Ten cardboard wolverines appear simultaneously. Each shooter picks one of the ten wolverines at random and shoots it. (No, a person cannot actually make a random choice, but for this
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Lets say we flip a fair coin 20 times. This will create a sequence of heads and tails. The length of longest string of H's or T's in each 20 coin sequence becomes the macrostate for that particular microstate. Each trial consists of flipping a fair coin 20 times, and there are 100 trials. I know that it impractical to solve this on paper as there

Independent random samples of 800 observations each are selected from two binomial populations. The sample from population 1 produced 320 successes and the sample from population 2 produced 400 successes. Test H0 : (p1 - p2) = 0 against H : (p1 - p2) 0 using = .01. A. z = -4.68 B. z = -4.02 C. z = -4.16 D. z = -3.96

please help with question 2.16 based ont the example 2.4 as in the pictures 2.16. Consider the inventory system of Example 2.4. Compute the occupancy matrix M(52). Using this, compute the expected number of weeks that Computers- R-Us starts with a full inventory (i.e., five PCs) during a year given that it started the first week of the year with
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Find the angle between the vectors Bold uequalsStartRoot 3 EndRoot Bold i minus 8 Bold j and Bold vequalsStartRoot 3 EndRoot Bold i plus Bold j minus 3 Bold k. Question content area bottom Part 1 The angle between the vectors is thetaalmost equals enter your response here radians. (Do not round until the final answer. Then round to the nearest

The below sample data represents the cost of 9 name-brand drugs and their corresponding generic equivalent. (Use Name Brand as Sample1) Name Brand 120 150 135 140 160 165 140 120 165 Generic Brand 99 135 130 119 139 150 129 119 160 a) Compute a two-sided 90% confidence Interval estimate for d. (5 points) b) Based on your interval, can you safely

1.Dietary study. Clinical investigators recruited health adults with moderately high cholesterol for a clinical trial to compare three diets: A, B, and Control. The 30 participants were randomly assigned to one of the three diets by age group ( <50 or 50+) and the intervention lasted 6 weeks. The primary endpoint was change in cholesterol from

The dataset in provided below. The California state wildlife biologists want to model how many sh are being caught by shermen at a state park. Visitors are asked how long they stayed, how many people were in the group, were there children in the group and how many sh were caught. Some visitors do not sh, but there is no data on whether a person
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(7.01) 5 Ap stats Multiple Choice Questions Screenshot contain questions and answers I would be very grateful if there was a short explanation so, I could understand. Thank you :) Question 1 (4 points) (07.01) According to a recent study, the average woman's leg hair grows an eighth of an inch per month. A new drug company believes that women who
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Show all work. Complete digitally or print and complete by hand. Submit to course for grading. la) Using only the variable x, write a trinomial in Standard Form that has each of the following: degree of 4 leading coefficient of 5 constant of -8 Your Trinomial
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oon their job function: Users In Group Permissions user-1 S3-support Read-Only access to Amazon s3 user-2 EC2-Support Read-Only access to Amazon EC2 user-3 EC2-Admin View, Start and Stop Amazon EC2 instances Table.1 ollowing the organisational requirements, complete the following tasks (Lab 1): Add user-1 to the S3-support Group Add user-2 to the
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