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Suppose we sample 202 homes in Toronto, Öntario and survey their owners on whether they own a lawn mower and a leaf blower. The data can be summarized in the following table: Leaf Blower Lawn Mower Yes No Total Yes 80 78 158 No 18 26 44 Total 98 104 202 We would like to test whether there is an association between owning a lawn mower and a leaf blower. What is the observed value of the appropriate test statistic? Give answer to 3 decimal places. Answer:

Suppose we sample 202 homes in Toronto, Öntario and survey their owners on whether they own a lawn mower and a leaf blower. The data can be summarized in the following table: Leaf Blower Lawn Mower Yes No Total Yes 80 78 158 No 18 26 44 Total 98 104 202 We would like to test whether there is an association between owning a lawn mower and a leaf blower. What is the observed value of the appropriate test statistic? Give answer to 3 decimal places. Answer:

MATLAB: An Introduction with Applications
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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a) observed value
b) the distribution of the test statistic
c) p value and whether it suggests a strong association 

Suppose we sample 202 homes in Toronto, Ontario and survey their owners on whether they own a lawn mower and a leaf blower. The data can be summarized in the following table: Leaf Blower Lawn Mower Yes No Total Yes 80 78 158 No 18 26 44 Total 98 104 202 We would like to test whether there is an association between owning a lawn mower and a leaf blower. What is the observed value of the appropriate test statistic? Give answer to 3 decimal places. Answer:
Transcribed Image Text:Suppose we sample 202 homes in Toronto, Ontario and survey their owners on whether they own a lawn mower and a leaf blower. The data can be summarized in the following table: Leaf Blower Lawn Mower Yes No Total Yes 80 78 158 No 18 26 44 Total 98 104 202 We would like to test whether there is an association between owning a lawn mower and a leaf blower. What is the observed value of the appropriate test statistic? Give answer to 3 decimal places. Answer:
What is the distribution of the appropriate test statistic for testing association, in the previous question? Select one: O a. xỉ O b. X О с. х
Transcribed Image Text:What is the distribution of the appropriate test statistic for testing association, in the previous question? Select one: O a. xỉ O b. X О с. х
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