The following table contains observed frequencies for a sample of 200. Row Variable Column Variable A B C P 24 48 54 Q 26 22 26 Test for independence of the row and column variables using ? = 0.05. Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value =
The following table contains observed frequencies for a sample of 200. Row Variable Column Variable A B C P 24 48 54 Q 26 22 26 Test for independence of the row and column variables using ? = 0.05. Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value =
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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The following table contains observed frequencies for a sample of 200.
Row Variable |
Column Variable | ||
---|---|---|---|
A | B | C | |
P | 24 | 48 | 54 |
Q | 26 | 22 | 26 |
Test for independence of the row and column variables using
? = 0.05.
Find the value of the test statistic. (Round your answer to three decimal places.)
Find the p-value. (Round your answer to four decimal places.)
p-value =
(2)
A magazine subscriber study asked, "In the past 12 months, when traveling for business, what type of airline ticket did you purchase most often?" A second question asked if the type of airline ticket purchased most often was for domestic or international travel. Sample data obtained are shown in the following table.
Type of Ticket | Type of Flight | |
---|---|---|
Domestic | International | |
First class | 29 | 22 |
Business class | 95 | 121 |
Economy class | 518 | 135 |
Find the value of the test statistic. (Round your answer to three decimal places.)
Find the p-value. (Round your answer to four decimal places.)
p-value =
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