The following exercise refers to a survey introduced in Exercise 1.24. The survey was given to a sample of high school seniors in Pennsylvania between 2010 and 2019, and includes many different variables. The data is in PASeniors. PA Seniors: Favorite Way to Communicate by Gender One of the variables in the survey asks the students to indicate their favorite way to communicate.The results are shown in the table below by gender,and are available in the two categorical variables Communicate and Gender in PASeniors. (a) Test to see if the distribution of preferences is different between males and females for high school seniors in Pennsylvania. Use a 5% significance level. Chi-square statistic: ? (round to three decimal places) p-value: ? (round to three decimal places) Conclusion: ? (b) Cells for which way to communicate contribute the most to the chi-square statistic? For these cells, describe how the observed counts compare to the expected counts for males and females. Males: the observed count is _? the expected count. Females: the observed count is _? the expected count.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Topic Video

Question

The following exercise refers to a survey introduced in Exercise 1.24. The survey was given to a sample of high school seniors in Pennsylvania between 2010 and 2019, and includes many different variables. The data is in PASeniors.

PA Seniors: Favorite Way to Communicate by Gender One of the variables in the survey asks the students to indicate their favorite way to communicate.The results are shown in the table below by gender,and are available in the two categorical variables Communicate and Gender in PASeniors.

(a) Test to see if the distribution of preferences is different between males and females for high school seniors in Pennsylvania. Use a 5% significance level.

Chi-square statistic: ? (round to three decimal places)
p-value: ? (round to three decimal places)
Conclusion: ?

(b) Cells for which way to communicate contribute the most to the chi-square statistic?

For these cells, describe how the observed counts compare to the expected counts for males and females.
Males: the observed count is ___? the expected count.
Females: the observed count is ___? the expected count.

Communicate
Female
Male
Total
Аpp
In person
23
44
67
50
46
96
Phone
21
15
36
Text
129
120
249
Total
223
225
448

Expert Solution

Trending now

This is a popular solution!

Step by step

Solved in 5 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Hypothesis Tests and Confidence Intervals for Means$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.

Similar questions