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For which of the following pairs of variables would it be appropriate to use a chi-square to test if a significant association exists between the two variables (assuming we have met the expected counts requirement).

For which of the following pairs of variables would it be appropriate to use a chi-square to test if a significant association exists between the two variables (assuming we have met the expected counts requirement).

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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For which of the following pairs of variables would it be appropriate to use a chi-square to test if a significant association exists between the two variables (assuming we have met the expected counts requirement).
 
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a) percentage body fat

time spent each day on vigorous activity (minutes)

b) Maximum oxygen uptake (mL/min/kg)

Runners: Normally Active, Recreational Runners, Elite Runners

c) Exercise: No regular exercise, sporadic exercise, regular exercise

 Student living arrangement: Dormitory, On campus apartment, off campus apartment, at home

e) Staff : permanent , casual

Work satisfaction: Measured using a group of survey questions, whose answers are then scored and combined to give a final score for satisfaction that falls between 0 and 100, with 100 indicating very high satisfaction

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