Determine the critical value.wwwww wwwwve18.A sociologist was interested in determining if there was a relationship between the age of a young adult(18 to 35 years old) and the type of movie preferred. A random sample of 93 adults revealed thefollowing data. Use a Chi-Square independence test to determine if age and type of movie preferredare independent at the 5% level of significance.18-23 years old24-29 years old30-35 years oldTotalsDrama8151134Science Fiction121030Comedy8.1229Totals29333193Provided the assumptions of the test are satisfied, determine the critical value for the test.a) 14.86b) 5.991c) 9.488d) 16.919

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Answered: Determine the critical value. wwwww…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Mr. Acosta, a sodiologist, is doing a study to see ifr there is a relationship between the age of a young adult (18 to 35 years old) and the type of movie preferred. A random sample of 93 adults revealed the following data. Test whether age and type of movie preferred are independent at the 0.05 level. Person's Age 18-23 yr 24-29 yr Drama 15 34 Science Fiction 14 10 6 30 6. Movie 30-35 vr Row Total Comedy 10 | Column Total 9 10 29 31 93 32 30 A USE SALT new window for the SALT program (a) What is the level of arymLaner State the null and alternate hypotheses. OH: Age and movie preference are not independent H,: Age and movie preference are not independent. O H: Age and movie preference are independent. H,: Age and movie preference are independent. OH: Age and movie preference are not independent. H,: Age and movie preference are independent. O H: Age and movie preference are independent. H.: Age and movie preference are not independent. (b) Find the value of the chi-square statistic…
NUC 2.72 Active nuclear power plants. The U.S. Energy D Information Administration monitors all nuclear power plants operating in the United States. The table below lists the number of active nuclear power plants operating in each of a sample of 20 states. a. Find the mean, median, and mode of this data set. b. Eliminate the largest value from the data set and re- peat part a. What effect does dropping this measure- ment have on the measures of central tendency found in part a? Data for Exercise 2.72 Number of Number of State Power Plants State Power Plants Alabama 5 New Hampshire 1 Arizona 3 New York California 4 Florida 5 Georgia 4 Illinois 11 Kansas 1 North Carolina Ohio Pennsylvania South Carolina Tennessee Louisiana 2 Texas 6539734 Massachusetts 1 Vermont Mississippi 1 Wisconsin 1 3 Based on Statistical Abstract of the United States, 2012 (Table 942). U.S. Energy Information Administration, Electric Power Annual.
Consider the following sample data: 6, 10, 4, 3, 7, 9, 21, and 14. What is the variance? Select one: a. 34.79 b. 33.56 c. 34.21 d. 34.02
Q8. Please help.
Make a graphical display of the following data sets, choosing nay type of display that you feel is appropriate. Explain your choice of display and discuss any interesting features in the data. The following table shows the perscentages of American men and women who had never been married in selected years since 1960. Percentages of Adults Who Never Married Year Women Men 1960 19.0% 25.3% 1980 22.5% 29.6% 2000 21.5% 31.3% 2015 28.9% 34.8%
A study is being conducted to determine the relationship between religions and preference for female children in Japan. The results are given in the following table. Does it seem that there is a relationship between religion and preference for female children? Use the 5% significance level, to test the claim.
Periodically, customers of a financial services company are asked to evaluate the company's financial consultants and services. Higher ratings on the client satisfaction survey indicate better service, with 7 the maximum service rating. Independent samples of service ratings for two financial consultants are summarized here. Consultant A has 10 years of experience, whereas consultant B has 1 year of experience. Use a 0.05 and test to see whether the consultant with more experience has the higher population mean service rating. Consultant A Consultant B ₁16 ₂-10 X₁ -6.82 x₂ = 6.27 $₁0.69 5₂ -0.75 (a) State the null and alternative hypotheses. Ho ₁₂50 На H3 -127.0. 0 Ho Hi-H2=0 H₂H₂H₂O Ho M₁ M₂ O H₁:1₁-1₂-0 Ho² M₁-M₂0 H₂H₁₂50 Ho: M₁ M₂ 50 H₂H₂H₂O (b) Compute the value of the test statistic. (Round your answer to three decimal places.) (c) What is the p-value? (Round your answer to four decimal places.) p-value= (d) What is your conclusion? O Reject Ho. There is sufficient evidence to…
Estimate the most likely degree of correlation for the scatterplot Options: a. 0 b. .85 c. -.90 d. -.05
dults aged 18 years old and older were randomly selected for a survey on obesity. Adults are considered obese if their body mass index (BMI) is at least 30. The researchers wanted to determine if the proportion of southern women who are obese is less than the proportion of southern men who are obese. The results are shown in the table below. Test at the 1% level of significance. Number who are obese Sample size Men 42,773 155,525 Women 67,176 248,775 a.State the distribution to use for the test. (Round your answers to five decimal places. b. What is the test statistic c. Conduct a Hypothesis Test
Which one of the cumulative frequencies can be taken while calculating median of the grouped data? a. Succeeding cumulative frequency of the median class O b. Cumulative Frequency of the median class O c. Preceding cumulative frequency of the median class O d. Cumulative frequency is not considered in median
Two social scientists wanted to know if more violent crimes are committed when the temperature goes up. They measured the high temperature for each day during the year in Atlanta and compared the temperature for that day to the Police Department’s report for the number of violent crimes for that day. What statistical test should they use to analyze the data? a. Paired t-test b. Correlation c. One Way ANOVA d. Independent Samples t-test e. Chi Square Test of Independence

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