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Mathematics Questions and Answers May 17, 2021

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Name Markenzie Meek Period 3.1 Transformations Quiz Describe the transformation for each equation. Graph the following equations based on their transformations. 1. y = ( (x+ 2) ) 3 + 3 2. y = (x+4)5 -1 Parent graph: a = b = h = HNWAVE K = Describe the transformations. -6-5-4-3-2-19 1 2 3 4 56 X -2
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Consider a bowl containing 120 marbles: 25 green, 17 blue, 25 gray, 6 orange, 5 yellow, 22 cat eyes, and 20 multicolored. Suppose each marble has an equal chance of being picked from the bowl. Fnd the following probabilities. (Round your answers to three decimal places.) P(gray) P(orange) P(green)

Find proportions of scores and people 4. I chose a SAMPLE of student scores from the GRE (M = 290, SD = 10). Based on Verbal and Quantitative sections of the GRE (max 340). (Note how I wrote the M and SD above, it's in APA style) 4a. Find proportion of scores between mean and Z of 1.50. 4b. Find proportion of scores between Z of .50 and 1.25. 4c.
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Make a Markov chain model for a rat wandering through the following maze if at the end of each period, the rat is equally likely to leave its current room through any of the doorways. The states of the Markov chain are the rooms. 2 ----l l 4')- 3 (b) If the rat starts in room I, what is the probability that it is in room 4 two periods later?

; James is given $20.00 to put towards his lunches each week. On Monday: On Tuesday: He spent 1/10 of the original amount. He spent \"8 0f the original amount. How much money does he have left for the rest of the week? $
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11. If you arrive at the property and it is frozen, you should: 0 Complete all steps of the winterizetion that can he completed 0 Take photos and submit a bid to thewr the property 0 Leave the property
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1. What clinical data do you NOTICE that is RELEVANT and why is it clinically significant? (Reduction of Risk Potential/Health Promotion and Maintenance)
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Pre calc Problems: 1. (a) Find the domain of f(x) = x2 - 64. (b) Let f(x) = x2 - 64 and g(x) = x - 8. Find the domain of f (x) /g(x). (6 points)
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All of the following are forecasting methods except? Holt-Winters double exponential smoothing. simple exponential smoothing. time series regression. MAD autocorrelation.

answer this problem Suppose a certain type of small data processing firm is so specialized that some have difficulty making a profit in their first year of operation. The probability density function that characterizes the proportion Y that make a profit is given by f(y) ky'(1 - y). OSys1, 10. elsewhere. (a) What is the value of k that renders the
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Globalization has increased the interest in learninPuerto Ricans study English at school, but many do not practice conversations.g other languages and there are many applications that can help you do it

Please help. Thank you. Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 10 8 17 35 Female 18 16 9 43 Total 28 24 26 78 If one student is chosen at random, Find the probability that the student was male OR got an "A"
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homework help!

SHOW ALL YOUR WORKING: 1) A television network is deciding whether or not to give its newest television show a spot during prime viewing time at night. If this is to happen, it will have to move one of its most viewed shows to another slot. The network conducts a survey asking its viewers which show they would rather watch. The network receives

Please solve a. Solve the following problem, d' y + xsin(x) dy dx - - ny = x2 -1, y(-1) = f(x), y'(-1) = g(x), y"(-1) =0.1,n =0.5, dx where f(x) = x +x +cos(x), g(x) = 2x, -1
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Which option best completes the following sentence? As a cell increases in size, Question 7 options: A. its surface area and volume increase at similar rates. B. its volume increases but its surface area does not increase. C. its surface area increases but its volume does not. D. its surface area increases at a faster rate than its volume. E. its

Need:Type of hypothesis test Null and alternative hypotheses being examined Test statistic, critical value, significance value, and p value Confidence intervalConclusion 30. A customer in a Publix grocery store in South Carolina purchases 22 items on average. The store manager believes that the mean is greater than 22. She surveyed a randomly
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36 percent of all customers who enter a store will make a purchase. Suppose that 6 customers enter the store and that these customers make independent purchase decisions. (1) Use the binomial formula to calculate the probability that exactly five customers make a purchase. (2) Use the binomial formula to calculate the probability that at least

4.24 The following gives the number of accidents that occurred on Florida State Highway 101 during the past 4 months: Month Number of Accidents January 30 February 40 March 60 April 90 To solve this problem, we can use the least-squares regression method to derive a trend equation, which will help us forecast the number of accidents that will

Having trouble understanding both parts A and B, if possible please do both parts. Please show work if possible! Thank You!!! 8.2.RA-1 0 of 1 Point Question Help Fill in the blanks to complete the following statements. (a) For the shape of the distribution of the sample proportion to be approximately normal, it is required that np(1 - p) > ()
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If you pick four cards from a standard deck. what is the probability of picking up at least 2 red even cars?

Suppose an account pays 6% interest that is compounded annually. At the beginning of each year, $2,000 is deposited into the account (starting with $2,000 for the first year). What is the value of the account after the tenth deposit if no withdrawals or additional deposits are made?

How do I find the answer to the algebraic function of: g(1/2) g(x)= x / sqrt(1-x^2) The answer has to be in radical form, and I keep getting stuck on how to find that radical answer. Tny insight would be awesome. Thank you!

ANSWER ME TO THIS TABLE (to) The following cumulative frequency distribution represents the commission earned (in dollars) by 100 salesperson employed at several branches of large chain store. C.I (10) 150-158 159-167 168-176 177-185 186-194 | 195-203 204-212 Less than CF 21 41 62 82 97 100 i. Find the frequency in each interval How many of the
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Estimating Sample Size: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p* = 50%. You would like to be 95% confident that your esimate is within 2.5% of the true population proportion. How large of a sample size is required? (please do not do any
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When Richard retires in 14 years, he wants to receive $1,000.00 payments at the start of every month for 24 years from his RIF that earns 2.00% compounded semi-annually. What beginning of quarter deposits does Richard have to make into his RRSP that earns 2.40% compounded quarterly for the 14 years until he retires?

1. Let 0 = {1, 2,3, ..., p} be a sample space where p is a prime number and suppose P is uniform probability measure on 2. Show that any two events A and B are independent if and only of one of them is either () or 0
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Find the missing side lengths. Leave answer(s) as radicals. And explain to me how you got this answer.

6. If sin a = -= , and tan B = -, both a and B in Quadrant III, find the exact values of: A. sin(a - B) B. cos(a + B) C. tan(a + B) D. sin(2a) E. cos(2B) 7. Use a double angle formula to rewrite the expression. - cos x sin x 8. Use a double angle formula to rewrite the expression. -4 cosz x + 2 9. Rewrite the expression in terms of the first power
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Please answer all them I only have an hour, please I'm begging you 6. Find the slope of the line that passes through these points ( 4 , - 1 ) ( 2 , 5 ) ( - 2 , - 3 )
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According to NAEYC, classroom square footage should be Group of answer choices 75 square feet per child 50 square feet per child 25 square feet per child 35 square feet per child

what is 22*2? Please give me the answer in word form.

Tax rates in the following states are: Maine 13.25% Massachusetts 17.5% Tennessee Tax Free

The sum of the first 15 terms of a geometric sequence with 7 as the first term and a common ratio of -3 is
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2.4 CJ The numbers of homicides in five states and five Canadian provinces for the years 1997 and 2009 were: 1997 2009 State Homicides Population Homicides Population New Jersey 338 8,053,000 319 8,708,000 lowa 52 2.852,000 34 3,008,000 Alabama 426 4,139,000 323 4,709,000 Texas 1327 19,439,000 1328 24.782,000 California 2579 32,268,000 1972
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(a) Consider a linear transformation T : P2 -> P2 defined by Tao ait + at ) = 300 + (do + 2a1)t + (a1 - a2 + 303) . Find the matrix represenation of T relative to the standard basis B = {1, t, ( }
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A cooler has 24 Greek yogurt containers and 6 vanilla yogurt containers. The person in charge of distributing the yogurt reaches into the cooler (without looking) and randomly picks them out of the cooler. What is the probability that your friend gets a Greek yogurt and that you get a vanilla yogurt? Leave answers as percentages rounded to one

The graph below is the function f(x). Find the following: A. lim f(x)-2/f(x+2) x->4 + B. lim f(f(x)+2) x->3- C. lim f(3.5+h)-f(3.5)/h h->0 \f
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need help The cost of controlling emissions at a firm rises rapidly as the amount of emissions reduced increases. Here is a possible model: C(q} : 4,700 + 93q2 where q is the reduction in emissions (in pounds of pollutant per day} and C is the daily cost to the firm [in dollars) of this reduction. What level of reduction corresponds to the lowest
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How many tissues should a package of tissues contain? Researchers have determined that a person uses an average of 42 tissues during a cold. Suppose a random sample of 10,000 people yielded the following data on the number of tissues used during a cold:= 37, s = 24. Identify the null and alternative hypothesis for a test to determine if the mean

You are given the graph of a function . Determine the intervals where f is increasing, constant, or decreasing. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) y increasing constant decreasing You are given the graph of a function . Determine the intervals where f is increasing, constant, or decreasing. (Enter
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Manager in Department Head in Accounting Clerk Financial Accounting Financial Accounting 53,200 89,000 128,360 59,240 89,230 135,000 N/A 79,270 153,200 62,000 92,300 162,000 43,000 73,500 99,000 48,700 82,000 119,000 52,800 90,000 143,000 51,100 N/A 130,800 60,100 100,200 183,000 42,300 87,200 157,800 N/A 78,900 137,200 47,200 83,300 134,200
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5.4.1. Find the least squares solution to the linear system Ax = b when 1 1 1 0 1 2 1 -1 1 (a)A(Q),b(l),(b)A(? 1),b(3),(c)A(1 2 0),1)(0). 1 0 3 5 7 3 -1 1 1
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1.You want to test the hypothesis that dropping out of school would lower involvement in delinquent behavior. You get a sample of 30 dropouts. You measure the number of delinquent offenses they committed in the year before dropping out and the number they reported in the year after dropping out. a.What is the independent variable in this problem?

Consider the model: log(wage) = + female + exper + female * exper + u, where exper is the years of work experience, and female is a dummy variable (1 if the person is female, and 0 otherwise). Which of the following measures the difference in the return of experience between men and women? a. b. + c. + + d. +

Match each theory of the truth to its description. Pragmatic Theory Coherence Theory Correspondance Theory A. A statement or belief is true if and only if it "works"that is, if it serves a function and provides value. B. A statement or belief is true if and only if matches with the way the world really is. C. A statement or a belief is true if and

Explain why x(t) = sin(t) cannot be the solution of a one-dimensional equation x = F(x)

Is there an association between sex and smoking status?

Consider the trivial integral, I = 0 1 e x p ( t ) d t and compare the relative error for the trapezoid rule, Simpson's rule and Gauss- Legendre quadrature for single precision. a) Write code that implements the three methods. b) Make a log-log plot of as a function of the number of intervals N (choose reasonable values of N,

In stratified random sampling, the population is initially divided into distinct groups or strata based on specific criteria such as income level or gender. Each stratum represents a subset of the population with similar characteristics. From each stratum, individuals are randomly selected in numbers proportional to their representation in the

For parts a, b, and c, using the Lp measure, compute the distances between the pairs of points below for p=1. a. from (0,0,0) to (0,0,4) b. from (0,0,0) to (1,2,2) c. from (0,0,0) to (4,0,-3) For parts d, e, and f, repeat a, b, and c for p=2.

please help Using the region names in the image below, select all regions that represent: ( A UB)'n B VIII 5 S
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show all work on paper . solve for x. B (125 2x)" 19x-1)
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3. Find the Surface Area. 8 cm 15 cm 6 cm (a) If SA = 384 cm draw the following ears. 83 (b) If SA = 408 cm draw the following ears. CO
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DATA TABLE 2. TIME TRIALS 2 TIME TRIAL TIME TIME TRIAL TIME MASS 1 (SECOND) MASS 2 (SECOND) 0. 3324 0. 3410 2 0. 3320 2 0 3 3 7 4 3 0 . 3 3 2 2 3 0. 3 40 2 AVERAGE TIME T, AVERAGE TIME T2 VELOCITY VELOCITY Now, change the height H, to H, and repeat the above experiments, first using d: HEIGHT H2 = DISTANCE d1 = MASS 1 = MASS 2 =
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Exercise: Experiment with the Fourier transform Goals Learn to use the Fourier transform module from SciPy Background The Fourier transform is the basis for many signal processing applications, including spectral analysis, filtering in the frequency domain, speech recognition, and content-based audio retrieval (such as song identification apps).

1. For each of the following sequences i) determine if the sequence is arithmetic, geometric or neither. ii] Classify as a finite sequence or an infinite sequence iii] Write the next three terms of the infinite sequences a) 3'9 27 2187 b] 1, 1, 2, 3, .. c) 250, 200, 150, ... 2. For each of the following sequences i) Determine the common difference
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Annual starting salaries for college graduates with degrees in business administration are generally expected to be between $30,000 and $45,000. Assume that a 95% confidence interval estimate of the population mean annual starting salary is desired. How large a sample should be taken if the desired margin of error is: a. $500? Remove all commas

The proportion of students in a psychology experiment who could remember an eight-digit number correctly for t minutes was 0.9 0.3 ln( t ) (for t > 1). Find the proportion that remembered the number for 5 minutes. (Round your answer to one decimal place.)

A local sports bar wanted to determine whether Ohio University students prefer a particular type of food in their establishment. A sample of students responses are reproduced below. Do students prefer a particular type of bar food? Use critical value = 6.58. Use the numbers below for this question only! Nachos Pizza Chicken Wings Cheese Sticks 30

O O y
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Given m n, find the value of x and y. (3x-2)0 m (9X+14) yo n y =
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................................ 1) The accompanying contingency table gives frequencies for a classification of the equipment used in a manufacturing plant. Equipment use Low Moderate High In working Order 10 18 12 Under repair 2 6 8 a. Find the probability that a randomly selected piece of equipment is a Moderate item or that it is in working
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how can i get Correlation and regression analysis of Coronavirus and environment?give me an example please.

Learning Competency: Interprets measures of position
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the probability rolling a single six-sided die and getting and even number (2,4,6) is

if the standard error of estimate = 0 , then what is the value of r2?

A biological tissue such as muscle or skin is known to swell (or deform) when bruised. Consider a case where you hit your arm on a wall with a uniformly distributed force of P 2 . The tissue was at rest initially, and hence there is no swelling at t 0. The swelling over time follows the principles of linear elasticity theory which is represented

A certain flight arrives on time 89 89 percent of the time. Suppose 177 177 flights are randomly selected. Use the normal approximation to the binomial to approximate the probability that (a) exactly 159 159 flights are on time. (b) at least 159 159 flights are on time. (c) fewer than 160 160 flights are on time. (d) between 160 160 and 161 161,

4. A committee contains 11 members. If the total number of subcommittees with 3 members is 56, what is n? a) 5 b) 8 c) Q d) 7 8) none of the others
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You want to determine whether Star Trek fans or Star Wars fans have higher IQs. Assume people only like one or the other. IQ is on a numerical scale. What kind of statistical test would answer this question? O Independent samples t-test Pearson's correlation Pearson's chi-square O Paired samples t-test

12 Find a polynomial with integer coefficients that satisfies the given conditions. R has degree 4 and zeros 1 - 5/ and 3, with 3 a zero of multiplicity 2. R(X ) = X Need Help? Read It Watch It Master It Submit
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Here is a proposal that has been advanced as a way for homeowners to save thousands of dollars on mortgage payments: pay biweekly instead of monthly

A bird of species A, when diving, can travel five times as fast as a bird of species B at top speed. If the total speed for these two birds is 222 miles per hour, find the fastest speed of the bird of species A and the fastest speed of the bird of species B. Questions: The fastest speed of the bird of species B is _______ mph. The fastest speed of

Case 1 [Epidemiology & Biostatistics Students only] Does sensory deprivation have an effect on a person's alpha-wave frequency? Twenty volunteer subjects were randomly divided into two groups. Subjects in group A were subjected to a 10-day period of sensory deprivation, while subjects in group B served as controls. At the end of the experimental
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Do you know what the R coding would be for this question?? Zonation is a process of adaptation that can occur when various organisms compete for resources in a small area and can be observed in microhabitats such as the intertidal shoreline of a bay. Moving a distance of a meter or two perpendicular to the waterline can drastically change the

Researchers surveyed 87 Americans, 2 Canadians, and 97 South Americans about their vacation plans for the summer.What is the probability of randomly selecting a person who is American or South American?

The table below gives data on the index of real compensation per hour ( ) Y and the index of output per hour ( X ) in the business sector of the Barbadian economy for the period 1981-2020, the base of the indices being 2014. Year Y X Year Y X 1981 58.5 47.2 2001 90.0 79.7 1982 59.9 48.0 2002 89.7 79.8 1983 61.7 49.8 2003 89.8 81.4 1984 63.9 52.1

Use the information to solve the equation: Find the value x = a where the function is discontinuous. For the point of discontinuity, give (a) f(a) if it exists, (b) lim f(x). (c) lim f(x). (d) lim f(x), and (e) identify which conditions for continuity are not met. xmat X a
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8. A political action committee claims that the percentage of people who support Trump is greater than 55%. A survey pointed to is one in which 65 out of 92 people supported Trump. Test the claim at the 05 Level of significance
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. A bag contains 9 red marbles, 8 white marbles, and 6 blue marbles. Randomly choose two marbles, one at a time, and without replacement. Find the following. (a) The probability that the first marble is red and the second is white (b) The probability that both are the same color (c) The probability that the second marble is blue

Please, help! Thanks 10. (10 points) A function f : R2 > R is called a probability density function on D C R2 if (i) ing) 2 0 for all (:c,y) e D and (ii) // f(x,y)dA = 1_ D k(1a:2y2) $2+y2gl a For what constant k is the function w, = a rob () f( y) {0 my\" p ability density function? Note that D = {(93, y) E R2 : 2:2 + y2 3 1}, the closed unit
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79. Angle of elevation: The tallest free-standing tower in the world is the CNN Tower in Toronto, Canada. The tower includes a rotating restaurant high above the ground. From a distance of 500 ft the angle of elevation to the pinnacle 74.60 66.5 of the tower is 74.6. The angle of elevation to the 500 ft restaurant from the same vantage point is
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A stone is thrown straight up a 15 meter high bridge straight up at a speed of 8 m/s. At the same time another stone is thrown straight down at a speed of 8 m/s. When is the distance between the stones biggest and how long is it

2. Fredrick measures the radius of a circle and finds the radius to be 35.75 mm. a) State the precision of the measuring device. b) State the uncertainty of the measuring device. c) State the measurement Fredrick should report (including the uncertainty)
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Chrome File Edit View History Bookmarks Profiles b Window Help Q Wed Mar 13 10:47 PM D21 Transformations of Functions x G The graph of y=f(x) is shown x Homework Help - Q&A from (X G how to screenshot on mac - ( x - G 9% daltonstate.view.usg.edu/d21/le/content/2986022/viewContent/60542994/View Relaunch to update Y 10 -5 --+ VA B C -10 - 5 O 5 10
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please paste in a organized manner A regression analysis is performed using data for 30 single-family homes to predict appraised value (in thousands of dollars) based on land area of the property (in acres), X1;, and age (in years), X2;, in month i. Use the results below to complete parts (a) and (b) below. Standard Variable Coefficient Error t
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help please (20 pts) During oil drilling operations, components of the drilling assembly may suffer from sulde stress cracking.A study report gives the following data, where y =threshold stress (% SMYS) and ac =yield strength (MPa). :1: 635 644 711 708 836 820 810 870 856 923 878 937 948 y 100 93 88 84 77 75 74 63 57 55 47 43 38 (a) Using the SW,
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Apple juice is two whole and a half, orange juice is four wholes and two thirds, mango juice is five wholes and three fourths, and peach juice is two wholes and a half.What is the total volume of fruit juice cocktail that Patrick makes?A) thirteen wholes and seven eleventhB) fourteen wholes and five seventhC) fourteen wholes and five twelvethD)
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Select the solution to the following system of equations: 4x + y = 6 2x - 3y = -4 1- x = 2 y = -1 2- x = 1 y = 2 3- x = 2 y = 1 4- x = -1 y = 2

The quantitative data set under consideration has roughly abell-shaped distribution. Apply the empirical rule to answer the following question. A quantitative data set of size 70 has mean 35 35 and standard deviation 2. Approximately how many observations lie between 31 and 39?

Figure 8-20 On the vertical axis of each graph, DWL is deadweight loss. A graph of Deadweight Loss, D W L, versus Tax Size, shows a line that rises with increasing steepness, starting with a tax of 0 at the origin.A graph of Deadweight Loss, D W L, versus Tax Size, shows a horizontal line that extends from the middle of DWL.A graph of Deadweight

Please solve all please show your work https://docs.google.com/presentation/d/1PhPq6dllonfI-xxBZA_gjGTDXnX8___cpwgomNL85kE/edit?usp=sharing it wont let me upload any pictures to course hero I made a google slides template can you please do the stuff on there all the pictures and problems are on it i beg whoever gets my problem can you please do it

In the questions below, you will test if the mean wait time is significantly less than 30 minutes at a significance level of 0.01. List the requirements that should be met for this hypothesis test. Have the requirments been met? Justify your answer.

QUESTION TWO (20 marks) The manager of a fast food restaurant is concerned that the customers are waiting for too long for their food. She decides to gather some statistics on customer waiting times and the following times (in minutes are recorded). 1.25 2.5 8.5 4.6 10.5 3.4 3.7 6.25 7.7 4.1 5.15 5.95 7.35 5.8 2.9 3.4 6.6 8.8 2.7 10.2 4.5 5.2 4.1

Lucy wants to know what proportion of CSN students are in favor of using some of the tax money collected by the city to build a shelter for the homeless. Assume a student population of 10,000. Also assume Lucy randomly polled 1,000 students with the question: "Are you in favor of using tax money collected by the city to fund the building of a

During a storm rain falls for 4.7 hrs . A weather station monitor the rain by measuring the milliliter of water it takes to fill a container. How many milliliters of rain will fill the container of the rain falls at a rate of 2 quarts /48mins.

Question 4: Show work. Find r so that the line through (2, 6) and (-4, r) is parallel to 2x - 3y = 4 perpendicular to x + 2y = 1 Answer: Answer Question 5 The pressure P of water on a diver's body is a linear function of the diver's depth, x. At the water's surface, the pressure is 1 atmosphere. At a depth of 100 ft, the pressure is about 3.92
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What is it asking? 8 12 3 A D E Statement Reason 1. ZAZA 1. Reflexive Property 2. AB AC 2 3. AD AE 3. 4. AABD~AACE 4. Write the criterion 2. Are the following triangles similar? Justify your answer. M. N 12 49 21 14 40 D
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