Question Help ▼ The table shows the results of a cross tabulation of gender and whether a person is happy in his or her marriage, according to data obtained from the a 2008 survey. Complete parts a through c below. Happiness Very Наpрy Нарру Нарру 290 496 Not Pretty Gender Total Females Expected Count 20 186 16.02 177.73 302.25 Males 11 158 295 464 Expected Count 14.98 166.27 282.75 Total -31 344 585 960 a. If we carry out a test to determine whether these variables are associated, is thisstest of independence, homogeneity, or goodness of fit? goodness of fit O independence O homogeneity b. Do a chi-square test with a significance level of 0.05 to determine whether gender and happiness of marriage are associated. Assume that the conditions for the chi-square test have been met. Choose the correct null hypothesis (Ho) and alternative hypothesis (Ha). O A. Ho: Gender and happiness are independent. H Gender and happiness are associated. O B. Ho: Gender and happiness have a p-value = 0.05. Click to select your answer(s). Pearson Copyright © 2021 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy Permissions | Contact Us 近

Question Help ▼ The table shows the results of a cross tabulation of gender and whether a person is happy in his or her marriage, according to data obtained from the a 2008 survey. Complete parts a through c below. Happiness Very Наpрy Нарру Нарру 290 496 Not Pretty Gender Total Females Expected Count 20 186 16.02 177.73 302.25 Males 11 158 295 464 Expected Count 14.98 166.27 282.75 Total -31 344 585 960 a. If we carry out a test to determine whether these variables are associated, is thisstest of independence, homogeneity, or goodness of fit? goodness of fit O independence O homogeneity b. Do a chi-square test with a significance level of 0.05 to determine whether gender and happiness of marriage are associated. Assume that the conditions for the chi-square test have been met. Choose the correct null hypothesis (Ho) and alternative hypothesis (Ha). O A. Ho: Gender and happiness are independent. H Gender and happiness are associated. O B. Ho: Gender and happiness have a p-value = 0.05. Click to select your answer(s). Pearson Copyright © 2021 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy Permissions | Contact Us 近

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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Similar questions

What does the p-value for a test result represents?
How do you find P-value using z score?
Explain about upper tail test.
How does changing the degrees of freedom (df) in a t-test affect the outcome?
What is the Testing Mean Difference and give an example about it. Explain the process of creating a hypothesis and which R codes to use. Lastly, explain how you would make a conclusion on your hypothesis based on your p-value.
What are post-hoc tests and why should you do these instead of multiple t-tests?
what is homogeneity variance ? how does it influence students t-test and welch's t-test?
What is p? What happens to type 1 and type 2 error when you raise and lower your p-value?
why we sample and what are some of the methods to do so? Can you give me any examples? Can population mean and sample mean be the same?
How is statistical power related to hypothesis testing?
In a one way ANOVA the following table is obtained: ANOVA Source: Factor, df= 4, SS=48.0, MS= 12.0, F= 0 Source: Error, df=10, SS=30.0, MS= 3.0, Source: total, df=14, SS= 78.0 Test for equal factor means using x=.05.
When do you use a z-test versus a t-test.