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Mathematics Questions and Answers February 06, 2022

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Distracted drivingdefined as any activity that could divert a person's attention away from the primary task of drivingincludes activities such as talking or texting, eating and drinking, talking to people in your vehicle, fiddling with the stereo, entertainment or navigation system, and rubbernecking. Distracted drivers are 23 times more likely to

UP Fitness will install 3 new "trapezoidal gel-resistance toners" ("trappy" for short), the latest exercise gadget, specifically designed to contour upper back muscles. Clients who want to use these machines arrive at the rate of 80 per hour. The coefficient of variation of the inter-arrival times is 1. If all three machines are busy, UP Fitness

Across 200 total trials (100 noise trials and 100 signal + noise trials), a subject has a hit rate of 86% and a false alarm rate of 10%. How many misses and correct rejections does this subject have? Submit your answer in this way: # of misses and # of correct rejections (for example, if I think there are 28 misses and 45 correct rejections, I

Q1. Use the sum-to-product formula to writecos13xcos3xas a product. 2sin8xsin5x 2sin8xsin5x 2cos5xsin8x sin16x 1/2sin8xsin5x Q2. Use the product-to-sum formula to writecos3xsin 9x as a sum or difference. 1/2cos12x+1/2cos 6x 1/2sin12x+1/2sin 6x 1/2cos12x1/2cos 6x 1/2sin12x1/2sin 6x Q3. Find the exact value ofcosx/2 givencosx=9/13 and

On the first day of class, a statistics professor asks her students to report their eye color. These data are distributed as follows: green = 25 students, brown = 55 students, blue = 30 students, other = 6 students. Construct a frequency table for these data.

Statistics Lab - Chapter 9 (Two Sides!) Regression and Correlation Using string, measure the diameter and circumference of at least 15 circles of different sizes.You need to measure both and pretend that you don't know the relationship between the diameter and circumference, which is pi.We are going to estimate this relationship using regression.

Random and independent samples of 65 recent prime time airings from each of two major networks have been considered. The first network aired a mean of 108.8 commercials during prime time, with a standard deviation of 5.2 commercials. The second network aired a mean of 111.2 commercials, with a standard deviation of 5.1 commercials. As the sample

10. Which of the following statistical tests is most appropriate to test whether some states have proportionally more female MPs than others? A. Independent-samples t-test B. Paired-samples t-test C. One-way ANOVA D. Chi-square

A researcher wants to examine the relationship between post -partum depression and maternal age . She recruits 50 women who have given birth within the last 3 months from the WIC Women , Infants , & Children Food and Nutrition ) office . She collects demographic information from each woman ( including age , race / ethnicity , and educational
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Select a data collection method of your choice. Write a measurable and precise objective that can be measured through the method you selected. Then, provide the justification (e.g., pros and cons) for your choices. Last, provide and briefly discuss one additional data method that could work to measure the objective you provided

Using Percentages in Statistics Calculate the percentage points and percent change. A company's market share went from 50 to 65 percent of the total market. Of the following choices, which two statements about the company's market shares are true? a.)Market shares rose by 15 percentage points. b.)Market shares rose by 30 percentage points.

5. Based on the answer in question 4, what is the ratio of largest standard deviation to the smallest standard deviation? Is the assumption of the equal variance violated? 6. The researcher decided to conduct one-way ANOVA analysis to compare the effect of different treatment groups in preventing mosquito bites. What is the null and the

Identify examples of descriptive statistics in the article. Descriptive Statistics (Mean, Median, Mode; Standard Deviation) We found that the difference between the mean CAFS, CASIS, and MRC Dyspnea Scale total scores of the patients in the intervention and control groups was not statistically significant before PMRT was implemented (P > .05). The

When running an experiment, which variables represent the unknowns we are trying to measure? Group of answer choices dependent variables controlled variables independent variables relevant variables irrelevant variables

Please give step by step explanations. Question 44(4 points) Let A be the event that a flight from New York to San Francisco arrives on time and let B be the event that it is a clear day in San Francisco. Suppose the probability of a clear day is P ( B ) = 0.6. We also know that the probability a plane arrives on time on a sunny day is P ( A | B )

What is 30000 divided by 6? ___ Multiply that number by 2 and find out what 30% of that number is.

answers quick please Instructions: Use the following study to complete the tasks below. Be as descriptive and inclusive of what you learned in Chapter 1 as possible. Cite your sources using APA style as relevant, the proper citation for our textbook can be found in the Syllabus. 'Study: Influence of Social Media Use on Self-Esteem A social
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nect elp Tue 5:45 PM Fatima Zain Q = Q Search R Biostatistics - Fall 2020 Assignment 10 - Multiple Explanatory Variables Due - December 2, 2020 2. The ANOVA table below represents data from a randomized block design. - T Sources of Sum of S Mean square variation squares 6 Treatment N 7.7 /2 = 3.85 3.85/13625 = 10.62 Block 11.1 + 12. 795 / 3625
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1.You are conducting an audit at a home improvement firm.Suppose that, after consulting with company officials, you determine that a sampling error of no more than +/- $5 is desired, at a 95% confidence level.Past data indicate that the standard deviation of the sales amount is approximately $25.Determine the sample size needed. You should select

1. Complete the following calcuations. Enter the calculation in the green cell (E24, E26, E28, E30). Remember to use the "=" infront of the artihmetic expression. Also, note that Excel uses "*" for mulitpication and uses "/" for division. Calculation Excel entry Result 3+8 11 Correct 9-4 5 Correct 28 8 x 7 56 Correct 29 30 10 : 3 + Incorrect 2.
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Chicken Delight claims that 90% of its orders are delivered within 10 minutes of the time the order is placed. A sample of 90 orders revealed that 80 were delivered within the promised time. At the 0.01 significance level, can we conclude that less than 90% of the orders are delivered in less than 10 minutes? What is the decision rule? (Negative

Critique the article The predictive power of adult attachment patterns on interpersonal cognitive distortions of University Students . In your critique, include responses to the following: What is the research design used by the authors? Why did the authors use correlation or bivariate regression? Do you think it's the most appropriate choice? Why
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Use AS 4100 Table B1 to determine the deflection limit for an 8 m simply supported steel beam (not supporting any masonry) A. Must be less than 8 mm B. Must be less than 4 mm C. Must be less than 16 mm D. Must be less than 32 mm

29 .5 200 trials. In Exercises 12.112 - 12. Bed approach or the P-value approach, to perform the required hypothesis test. Frequency Number 102 At the 5% significance level, do the data suggest that the wheel is out of balance? (12 Marks) 13.28 An Edge in Roulette? An American Roulette wheel contains 18 red numbers, 18 black numbers, and 2.16
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A null hypothesis can be about any statement of no effect or no difference, not just about medical interventions like taking a magic pill. a. False b. True

A correlation coefficient (from co- and relation ) is a numerical assessment of the direction and strength of a linear relationship between the x and y values in a bivariate data set consisting of (x, y) pairs. In a positive relationship, for every pair of points in the plot, the one with the larger x value also has the larger y value. That is, an
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PLEASE USE GEOGEBRA also a) Ha is higher than 0.05 b) use calculation to support your answer rather than explanations. In other words, Convert the given information of rap, into a hypothesis (like H0 or Ha) and then compare this hypothesis with the conclusion you got from 4a. Can this hypothesis be true? So, the hypothesis from b) will be similar
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Please help with homework problem. Chronic fatigue syndrome (CFS) is a debilitating disease of unknown etiology that is estimated to affect 17 million people worldwide. In a case-control observational study, researchers identified DNA from a human gammaretrovirus (XMRV) in 68 of 101 CFS patients (67%) compared with 8 of 218 (3.7%) healthy
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Compared with the bivariate table, the partial tables show relationship between X and Y. This is evidence of relationship between the variables and implies that you should the variable Z (level of education) in further analysis

HI im not sure about this question. Can you help me to solve this ? Thanks! 1. The Parcto probability distribution has many applications in economics, biology, and physics. Let B >0 and 6 > 0 be population parameters, and X . X2. ...,X, be a random sample from a distribution with probability density function A(x: B.6) = 8-86 x>B. zero otherwise.
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6. Basic Computation: Central Limit Theorem Suppose x has a distribution with a mean of 20 and a standard deviation of 3, Random samples of size n = 36 are drawn. (a) Describe the a distribution and compute the mean and standard deviation of the distribution. (b) Find the z value corresponding to x 19. (c) Find Pr < 19). (d) Interpretation Would

3. What distinguished a quantitative study from a qualitative study? Mention three characteristics of each. Cite from the book @ Kindle Classic File - Edit View Go Tools Help @ ) = Q & FriJu12 10:00AM J = . - - N RN il Criteria for Selecting a Research Approach Summary Key Terms Writing Exercises Additional Readings o {2 : suggested processes
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When Six Sigma people talk "six sigma processes," what they mean is that they want to have processes where there are (at least) six standard deviations between the mean and acceptance limit. For example, a factory that makes airline grade aluminum with mean tensile strength of 65 ksi, the lower acceptance limit 64 ksi, and standard deviation 0.167

Recall that a line approximating a scatter plot is called a trend line. Draw a trend line for your plot on the graph, and use your graph to describe the relationship between volume and height.

The table below gives the completion percentage and interception percentage for five randomly selected NFL quarterbacks. Based on this data, consider the equation of the regression line,y^=b0+b1x, for using the completion percentage to predict the interception percentage for an NFL quarterback. Keep in mind, the correlation coefficient may or may

In an ANOVA, what is represented by the letter T? O The sum of the scores in a specific treatment O The sum of the scores in the total research study O The number of scores in a specific treatment O The total number of scores in the entire study

Below are 36 sorted ages of an acting award winner. Find the percentile corresponding to age 39 using the method presented in the textbook. 20 20 25 28 29 31 32 37 38 38 39 40 42 47 47 50 51 53 55 56 56 59 62 64 65 66 69 69 70 70 71 73 76 76 77 77 percentile of value 39= (Round to the nearest integer as needed.)

Find an article that utilizes confidence intervals or hypothesis testing as part of the article. Write a paragraph explaining how these concepts are used by answering the questions below. Write another paragraph describing your search process, including any search terms you use to find an article for this assignment and how you decided this

I need help with the answers to the questions in the screenshots provided. Page number and question needed are listed on each screenshot. Please help. QUICK 12.1 Exercises A family refinanced the mortgage on their home, reducing the payment from $1269.45 to $1093.12. They also sold a car that had a monthly payment of $385.65 and negotiated a 12.1
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I want to explore if a new drug work better than an existing drug in affecting cholesterol in a group of patients and if so, which dosage works best. I randomly assign a third of the patients the new drug at 10mg/day, another group gets a dose of 20mg/day and the last group receive the previous drug. What test can I use if assumptions are fulfilled

If events A and B are NOT mutually exclusive, then the probability that one of the events will occur is represented by _________.

operation research 1. Write the dual problems for the following LP problems: 1.1 Max Z = X1 -X2 subject to x1 -2x2 $ 1 -xi + x2 2 2 2x1 + x2=-1 4x1 +5x2 2 3 3x1 - x2 2-10 X1, x2 2 0 1.2. Min y = 3x1+ 4x2 - 2x3 s.t x1 + 2x2 -3x3 > 40 3x1 +5x2 + x3
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A company providing on-line teaching software claims that students who are on-line students achieve better results on learning programming languages than on campus students. The company has developed a hypothesis based on this claim. The company chose one university to conduct research to test this hypothesis. It applied for research ethics

In all parts of this problem assume that the samples are representative of the population: A It is well known that, on average, about 7.5% of the population has O-negative blood type They are known as universal donors making this type of blood very important. Suppose that a certain large Red Cross clinic gets 45 visitors in a typical day. What's
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A histogram is an appropriate chart for a visualization showing how many of each type of product was sold during the month of july. true or false

A pile of cards contains twelve cards, numbered 1 through 12. What is the probability of NOT choosing the 3? 12 over 11 11 over 12 1 over 12 1 over 11

A pesar de los diversos tipos de investigacin, de la difusin de conocimientos cientficos a travs de las academias, foros y diversos medios de comunicacin, en tu opinin Por qu algunas personas asumen una postura escptica o negacionista ante los hechos cientficos

PART B Two-workstation line with variation WORKSTATION 1 Processing time = U(0.5,1.5) WORKSTATION 2 Processing time = U(0.5,1.5) Now suppose the processing time for each workstation averages one minute, but varies along a uniform distribution ranging from 0.5 to 1.5 minutes (represented by U(0.5,1.5)). Part B: Process with variation in task times.

Stress tests are used to study the heart muscle after a person has had a heart attack .Timely information from these stress tests can help doctors prevent future heart attacks. The team investigating the turnaround time of stress tests has managed to reduce the amount of time it takes for a doctor to receive the results of a stress test from 68 to

If bolt thread length is normally distributed, what is the probability that the thread length of a randomly selected bolt is a. Within 1.5 standard deviations of its mean value? b. Farther than 2.5 standard deviations from its mean value? c. Between 1 and 2 standard deviations from its mean value? Written response preferred, explaining each step,
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Robert son employment service customerily given standard intelligence and aptitude test to all people who seek employment through the firm. The firm has collected data for several years and found that the distribution of score is not normal but skewed to the left with the mean of 86 and standard deviation of 16. What is the probability that in a

content area top Part 1 A simple random sample from a population with a normal distribution of 102 body temperatures has x overbarequals98.20degrees Upper F and sequals0.68degrees Upper F. Construct an 80% confidence interval estimate of the standard deviation of body temperature of all healthy humans. LOADING... Click the icon to view the table

When tabulating research results, exact statistics rather than rounded off fractions and percentages help paint a clear picture for readers. a. True b. False

) Would you reject that hypothesis at alphaequals=0.050.05? A. YesYes, because the P-value is not less thannot less than the level of significance. B. NoNo, because the P-value is not less thannot less than the level of significance. C. NoNo, because the P-value is less thanless than the level of significance. D. YesYes, because the P-value is

dual n primal 2 This model represents a decision concerning number of hours spent by biochemists on certain laboratory experiments and number of hours spent by biophysicists on the same series of experiments. A biochemist costs R23 per hour, while a biophysicist's salary averages R18 per hour. Both types of scientists can be used on three needed
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The test is in week 11 and covers all your neuro only I have posted an asynchronous lecture for next week, and for after the test The test is the same format as the other 50MC, a few short answer and some diagram

The last series of blood tests revealed that the average serum cholesterol level in a certain grou mof patients was 235 milligrams. The he aerage standarholestero eval i mitarams. A new medication is designed to lower the cholesterol level if taken for one month. A sample of 40 people used the medication for 30 days, after which their cholesterol

Inclusion criteria and exclusion criteria in sample selection are mutually exclusive and mutually exhaustive. A researcher has a list of all of the study's inclusion and exclusion criteria. These then must be sorted into an inclusion list and an exclusion list. How is this method of sorting best classified

sensitivity= 0.95 PV+= 0.4897 positive Specificity= 0.99 PV-=0.9995 negative prevalence= 0.01 a)Given that a person does have the disease, what is the probability of a false negative? b)Given that a person does not have the disease, what is the probability of a negative test? c) Given that a randomly selected member of the population tests

I would like to get answers for this MGSC 291 class's Case 3 that requires the use of R. Case 3 explanation: https://canvas.instructure.com/courses/1687814/files/80478791/download?wrap=1 Data Set: https://canvas.instructure.com/courses/1687814/files/80478779/download?wrap=1 Qn1: How many metropolitan areas (rows) are included in the total data

w| 9 - 6 Calibri (Body) * = MATH125_10W_U8_Problem_Set_2001D - Microsoft Word (Product Activation Failed) X File Home Insert Page Layout References Mailings Review View a ? & Cut Aa* En Copy Calibri (Body) * 11 * A A AaBbCcDc AaBbCcD 90% Likely 65% - 90% Possible 35% - 64% Unlikely 10% - 34% Rare
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Consider an insurer that offers 2 types of policy: home insurance and car insurance. 70% of all customers have a home insurance policy, and 80% of all customers have a car insurance policy. Every customer has at least one of the two types of policies. Calculate the probability that a randomly selected customer (i) does not have a car insurance

A simple random sample of 45 men from a normally distributed population results in a standard deviation of 12.2 beats per minute. The normal range of pulse rates of adults is typically given as 60 to 100 beats per minute. If the range rule of thumb is applied to that normalrange, the result is a standard deviation of 10 beats per minute. Use the

A political polling company wants to know what percent of a particular city's population votes in a general election. A week before the election, the company asks 100 registered voters if they intend to cast a ballot, and 72% of them say yes. Three days after the election, city officials state that 67% of registered voters cast ballots during the

Ehre is the data: Weekday Students 1 84 2 66 3 108 4 113 5 74 6 115 7 110 8 116 9 128 10 114 11 97 12 85 13 119 14 151 15 187 16 144 17 139 18 108 19 71 20 28 21 22 22 61 23 65 24 100 25 53 26 73 27 52 28 29 29 65 30 35 31 48 32 84 33 104 34 96 35 121 36 116 37 97 38 143 39 154 40 166

Have make-believe or imaginary grades of yours in all your subjects ( 10 subjects) in the last three grading periods. Also, compute the mean per grading period including the general average. " Answered Nov 25, 2020

The following data represent the number of touchdown passes thrown by a particular quarterback during his first 18 seasons. Verify thatChebyshev's Theorem holds true by determining the percent of observations that fall within one, two, and three standard deviations from the mean. 1 17 18 30 39 40 31 34 25 21 35 30 31 30 20 20 28 20 What is the

A physiologist studied the effect of three treatments on muscle tissue in cats. Ten litters of three cats each were randomly selected and the three treatments were randomly assigned to the three cats in each litter. Each cat received only one treatment. The physiologist recorded the litter, treatment and muscle activity 1 hour after application.

Considered the project activities listed in table 2 below: a) Draw the network diagram. b) Determine the normal time it will take to complete this project. c) Determine the critical path for the project. d) Calculate the cost of completing the project in normal time. e) If the company wants to complete the project in 40 weeks, which activities

Bradley's Copiers sells and repairs photocopy machines. The manager needs weekly forecasts of service calls so that he can schedule service personnel. Use the actual demand in the first period for the forecast for the first week so error measurement begins in the second week. The manager uses exponential smoothing with alpha = 0.4 0.4. Forecast

Estadistica 1 Ceutec Resuelva cada uno de los ejercicios sobre distribucin binomial. Para ello, debe presentar todo el procedimiento y responder cada inciso utilizando la frmula y tabla de distribucin. Recuerde interpretar cada uno de los resultados

Compose, construct, design, revise, create, formulate are all words you can use if you wanted to assess whether or not students can ______ the information you are sharing. Question 5 options: synthesize evaluate comprehend analyze None of the above

A graduate student at UNLV decided to break into the world of research by proving that she could predict a person's cholesterol concentration simply by knowing the number of minutes per week they spent watching TV. She hypothesized that people who spend more time on TV would have higher cholesterol and vice versa. She randomly sampled 16 of her
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investigate the following function y=(3-x 2 )/(x+2)? find the asymptotes? determine the domain and type of the function? find extrema (stationary points) and intervals of monotonicity? find the intervals of concavity and inflection points? Plot the sketch of the function.

Question 22(1 point) If a test of a hypothesis does not provide sufficient support for H ato overturn the status quo, we can definitively say: Question 22 options: a) H 0is true. b) H ais definitely not true. c)there is not enough information to conclude that H ais more likely to be true than H 0. d) we reject H 0 Question 23(1 point) Prof. Moore

Part 2 Structural Engineering A structural engineer is designing a special roof for a building. The roof is designed to catch rainwater and hold solar panels to collect sunlight for electricity. Each angled part of the roof exerts a downward force of 50 N, including the loads of the panels and rainwater. The building will need a load-bearing wall
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If you were impressed by Maslow's diagram of a choice situation, and if you wanted to encourage growth choices by your students, the best procedure to follow would be to Group of answer choices use many assignments that are graded pass/fail. give students progressively more difficult assignments. permit students to take exams a second time. reward

Table 3. Data Population Standard Deviation Desired Sampling Error/confidence interval Confidence Level Intermediate Calculations ZValue Calculated Sample Size Result Sample Size Needed Instructions To improve the estimate of the population, the creditors want to know how big of a sample size is required to obtain a confidence interval that is
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You are interested in the benefits of different types of technology training on teachers technology skills, use, and their attitude regarding instructional technologies. You are in the unique position to be able to study all of the teachers in a regional unit that houses several districts. You therefore can conduct the research study any way that

HELLO! I AM STUCK AND CANNOT FIGURE OUT TASK 2! I HAVE ADDED THE ANSWER FOR TASK 1 FOR REFERENCE BUT CAN SOMEONE PLEASE WALK ME THROUGH HOW TO DETERMINE A PATTERN THAT SUGGESTS THAT THE GENDER OF THE AUTHOR IS ASSOCIATED WITH THE RESULTS! I BELIEVE THAT THERE IS SOME BIAS BUT WANT TO MAKE SURE I AM CORRECT. THANKS IN ADVANCE! \f
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Lab 6-Fertility Fertility We have discussed in lecture that there are several different measures of fertility, each of which is more specific in terms of the number of births relative to the population "at risk" of giving birth.In this lab, you will be using data published by the National Center for Vital Statistics of the Center for Disease

The XYZ Corporation is interested in possible differences in days worked by salaried employees in three departments in the financial area. A survey of 23 randomly chosen employees reveals the data shown below. Because of the casual sampling methodology in this survey, the sample sizes are unequal. Research question. Are the mean annual attendance
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For the function f(x)equals4xminus84, find the following. (a) The zero of the function. (b) The x-intercept of the graph of the function. (c) The solution to the equation f(x)equals0. Question content area bottom Part 1 (a) The zero of the function is enter your response here. (Type an integer or a simplified fraction.) Part 2 (b) The x-intercept

Solve These:- An industrial engineer at a fiber-optic manufacture ing company is considering two robots to reduce costs in a production line. Robot X will have a first cost of $82,000, an annus and opera- tion (M.&Oj cost of $30,000, and salvage values of $50,000, $42,000, and $35,000 after 1, 2, and years, respectively. Robot Y will have a first
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How to do I get statistical data for airliners that hedge fuel versus airliners that do not hedge fuel? Then, how do I run a T-Test to compare the airliners that hedge fuel versus one that doesn't?

Listen Calculate the Cardiac Output of a patient who presents with a heart rate of 75 beats per minute (bpm), arend diastolic value (EDV) of 120mL and an end systolic value (ESV) of 40mL 6,000 mL/min or 6L/min 5,250 mL/min or 5.25L/min 9,000 mL/min or 9L/min 12,750 mL/min or 12.75 L/min

Suppose that 16% of the people in a large city have used a hospital emergency room in the past year. If a random sample of 190 people from the city is taken, approximate the probability that fewer than 29 used an emergency room in the past year. Use the normal approximation to the binomial with a correction for continuity. Round your answer to at

Please solve these questions 3 and 4 step by step \f
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A certain hockey player scores on 18% of his shots. How many shots should he expect to take before scoring? In a multiple choice quiz, there are 6 questions. Each question has 5 possible answers. A student guesses at each question. Find the probability that the student gets 4 answers correct. Find the probability that the student passes(i.e. gets

A machine used to fillgallon-sizedpaint cans is regulated so that the amount of paint dispensed has a mean of 140 ounces and a standard deviation of 0.40 ounce. You randomly select 35 cans and carefully measure the contents. The sample mean of the cans is 139.9 ounces. Does the machine need to bereset?Explain your reasoning. , it is very unlikely

In Gallup's Annual Consumption Habits Poll, telephone interviews were conducted for a random sample for 1014 adults aged 18 and over. One of the questions was , "How many cups of coffee, if any, do you drink on average day?". The following table shows the results obtained (Gallup website, August 6, 2012). Define a random variable X = number of

Find z such that 87.9% of the standard normal curve lies to the left of z . (Enter a number. Round your answer to two decimal places.) z = Sketch the area described. (Select the correct graph.)

here is the dats: Weekday Students 1 84 2 66 3 108 4 113 5 74 6 115 7 110 8 116 9 128 10 114 11 97 12 85 13 119 14 151 15 187 16 144 17 139 18 108 19 71 20 28 21 22 22 61 23 65 24 100 25 53 26 73 27 52 28 29 29 65 30 35 31 48 32 84 33 104 34 96 35 121 36 116 37 97 38 143 39 154 40 166

8.27 Homework . Answered Suppose that you run a survey research firm and have a reasonably good budget but you want to impress your client with your cost efficiency as well as data quality. You can select from three possible options. Which option would you select? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to
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A population has a mean of 200 and a standard deviation of 50. A sample of size 100 will be taken and the sample mean will be used to estimate the population mean. #6bi). Show the sampling distribution of the mean ? #6bii). What does the sampling distribution of the mean show?

A researcher claims that NSU students spend 3.5 hours on average a day browsing facebook when not in lockdown. However, your instructor disagrees with the researcher. Your instructor assumes that NSU students, under normal circumstances, spend more than 3.5 hours per day on facebook. The instructor took a simple random sample of 49 NSU students

What are some examples of analysis of competitor solutions for Porsche and Toyota to produce an EV battery that can achieve an 800 mile range on a single charge? Our Next Energy (ONE), a battery manufacturer from Michigan, has developed a new battery technology. On December 17, 2021, they successfully tested Gemini 001, a 2021 Tesla Model S body

The space shuttle travels at about 28,000 km per hour. Using that information, estimate how many hours it will take the shuttle to reach Saturn from Earth. (Assume both planets are aligned with the sun and are on the same side of the sun.) Show your work. Convert your answer into scientific notation if necessary.

On average, how many children did families in the U.S. have in the 1800s? Group of answer choices 4 5 6 7 8 9 10

Jim is a taxi driver who keeps track of his meter readings.The results for the past twenty meter readings (rounded tothe nearest dollar) are given below:15, 46, 7, 5, 9, 24, 21, 37, 19, 51, 17, 49, 8, 57, 35, 42, 22,12, 33, 16 Make a stemplot of the data and brieFy describe its center,shape and spread.

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