You are interested in investigating whether the type of computer a person primarily uses and the type of car they drive are dependent. The table below shows the results of a survey. α = 0.01 significance level.   Sedan SUV Truck Tablet 100 95 60 Notebook 119 106 37 Desktop 112 103 27 The test-statistic for this data =_____  (Please show your answer to three decimal places.) The p-value for this sample =_____ (Please show your answer to four decimal places.)

Q: Complete the rest of the table by filling in the expected frequencies

A: Test is that whether every season has the same number of babies born each year.

Q: The table illustrates the cost of objects in a stationary shop. Quantity 2 4 6 Cost 6 12 18…

A: From the above data.  The correct option is  Yes, Causation is there

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A: Scatterplot is a graphical representation between two variables, where each of the points of the…

Q: recent study indicated that 29% of the 100 women over age 55 in the study were widows. A.) How large…

A: The random variable X follows normal distribution. We have to find the sample size with the…

Q: A simple random sample of 100 high school students who took the AP exam in statistics is taken from…

A: Solution:- from given information Null hypothesis H0:p1=0.4,p2=0.25,p3=0.23,p4=0.12Alternate…

Q: A population of values has a normal distribution with μ=201.4 and σ=41.3 You intend to draw a random…

A: A population of values has a normal distribution with μ=201.4 and σ=41.3  n=77

Q: Find the relationship between the two variables in the given data. 1 2 3 4 y 20 16 12 8

A: The given data is x 1 2 3 4 y 20 16 12 8

Q: ACTIVITY. The following are the grades of 7 learners in Filipino and English. Compute the…

A: Given information: step 1: X Y 90 89 88 88 88 90 96 94 92 94 91 90 99 99 step…

Q: 2. A nutritionist wants to know the population proportion of Grade 1 learners who eat vegetables.…

A: We have given thatn = 1200x = 200p̂ = x/n = 200/1200 = 0.167Significance level (α) = 1 - 0.95 = 0.05

Q: The following contingency table gives the results of a sample survey of South African male and…

A:

Q: Example 14.6 A company has devised three training methods to train its which of these three training…

A:

Q: (a) Before Covid the QTI Summer Examinations were invigilated, closed-book exams. The scores on the…

A: From the provided information, it is interpreted that: n (sample size)=35x¯ (sample mean)=5σ (true…

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A: Sum of squares for Error: Mean squares Error=Sum of squaresdf                   14671.13=Sum of…

Q: During the 2010 MLB seasons, the home team won 1,269 games and the away team won 1,371 games. What…

A:

Q: B1. (a) The unfinished Histogram and Frequency Table give information about the times, in hours,…

A: Histogram is an appropriate diagram for representing the frequency distribution of a continuous…

Q: Finding the sample size: Polls are to be conducted in two cities to determine the difference in the…

A: Given thatMargin of error (E)  = 0.12Significance level (α) = 1 - 0.95 = 0.05

Q: Question: Estimate the amount of memory storage used y (GB) when the number of server users x…

A: Introduction: The response variable, y is the amount of memory storage used (GB), and the…

Q: e number of light bulbs that burn out in the next week in a room with 20 bulbs discrete or…

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Q: 1 Would you describe the shape of this distribution as: normal skewed left skewed right

A: Here we have given the histogram.     From using this histogram we have to identify the shape of…

Q: One prominent physician claims that 70% of those with lung cancer are chain smokers. If his…

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Q: . A recent survey of INTO Newcastle University students showed that 65% own an iPhone, 75% have a…

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Q: A poll in Canada states that 67% of all respondents favor imposing the death penalty. The poll was…

A: Given that - A poll in Canada states that 67% of all respondents favor imposing the death penalty.…

Q: Q16. Ris a Binomially distributed Random Variable such that r~ B(10,0.4). Which of these statements…

A: Let there are n trials and each having two outcomes - Success and Failure. The trials are…

Q: Suppose a simple random sample of size n=50 is obtained from a population whose size is N=25,000 and…

A: It is given that N=25,000, n=50 and p=0.4.

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 39…

A: Given,mean(μ)=39standard deviation(σ)=9.2

Q: Consider the data in the table below. Y X 4 3 6 1. In the space below (or on a separate sheet of…

A: The table shows and x and y values.

Q: Do the poor spend the same amount of time in the shower as the rich? The results of a survey asking…

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Q: Part 5 Suppose that the observed value of permeability at x = 3.7 is y = 46.1. Calculate the value…

A: It is given: n=14∑yi=572, ∑yi2=23530∑xi=43, ∑xi2=157.42∑xiyi=1697.80

Q: (d) Use the t-test to find the standardized test statistic t t= (Type an integer or a decimal. Round…

A: For the given data Test statistic ( t ) = ?

Q: The recommended daily dietary allowance for zinc among males older than age 50 years is 15 mg/day.…

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Q: 13. Suppose that E and F are two events and that P(E)= 0.6 and P(F|E) = 0.7. What is P(E and F)? P(E…

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Q: activity in the factory, and is uniformly distributed on the interval [0, 0.13]. Find the joint…

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Q: Example 14.6 A company has devised three training methods to train its workers. It is keen to know…

A: 14.6)

Q: Suppose IQ scores were obtained for 20 randomly selected sets of siblings. The 20 pairs of…

A: GivenRegression equation is y=11.54+0.9xr=0.919p-value=0.000

Q: Pulmonary Disease The data in the table below concern the mean triceps skin-fold thickness in a…

A: Standard error = sd/sqrt(n)

Q: standard deviations: Sample 1 Sample 2 17 12 n2 X2 X1 5.4 7.9 || S1 = 3.4 S2 4.8 variances, the a.…

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Q: Q19. The diagram below shows a scatter diagram of values of the variables x and y. Which one of the…

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Q: Suppose that a researcher wants to predict crime (y) as predicted by urbanization (x). When creating…

A: The independent variable is urbanization. The dependent variable is crime rate. We have to predict…

Q: 1. The following are the ages of 8 jeepney passengers in a waiting shed: 12, 15, 18, 19, 21, 23, 35,…

A: Sample is the subset of population and explain the population characteristic. It can be any part of…

Q: solve the following problems Assuming that the scores of Grade 11 students in Statistics and…

A: Using normal probability table for finding probability values.

Q: What is the expected payout per fan?

A: Here given, Between periods at a hockey game, some fans are selected to shoot a puck at the net from…

Q: Hypothesis Testing: Z-Distribution According to an NDP Group report, the mean number of meals…

A: a) The hypotheses for the test are given below.  Null hypothesis: H0: µ =700 Alternative hypothesis:…

Q: What are the findings of the study?

A:

Q: Which of the following is the correlation coefficient of your data on the number of server users…

A: Obtain the value of the correlation.   The value of correlation is obtained below as follows:…

Q: The A&M Hobby Shop carries a line of radio-controlled model racing cars. Demand for the cars is…

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Q: John is a hospital administrator who aims to reduce hospital readmission rate at the cardiology…

A: Sociology Research: The research study deals with the study of people, organizations, and other…

Q: The mean height of women in a country (ages 20-29) is 63.7 inches. A random sample of 50 women in…

A: Given that, Mean = 63.7 Sample size = 50 Population standard deviation = 2.73

Q: Calculate the coefficient of correlation, r, letting Row 1 represent the x-values and Row 2…

A: For the given data Find r =?

Q: Compute the linear correlation coefficient between the two variables and determine whether a linear…

A: Solution: Correlation coefficient is given by, r=∑XY-nX¯ Y∑X2-nX¯2∑Y2-nY¯2 When the value of r is…

Q: August and September 2005, Hurricanes Ka stroyed, and of those that survived, many r due to the…

A: Given, For orleans parish : sample size (n1) = 369 x1 = 82 sample proportion (p1^) = x1/n1  = 82/369…