A researcher wants to know if exercise reduces anxiety in older people. She recruits a sample of elderly individuals and measures their anxiety using Smith’s Anxiety Scale (2012). Next, she has each individual engage in modest exercise for 20 minutes. Finally, she measures their anxiety once more. Which of the following would the researcher most likely be using? Group of answer choices Repeated-measures t-test Analysis of variance Chi-square test for goodness of fit Correlation None of the above
A researcher wants to know if exercise reduces anxiety in older people. She recruits a sample of elderly individuals and measures their anxiety using Smith’s Anxiety Scale (2012). Next, she has each individual engage in modest exercise for 20 minutes. Finally, she measures their anxiety once more. Which of the following would the researcher most likely be using? Group of answer choices Repeated-measures t-test Analysis of variance Chi-square test for goodness of fit Correlation None of the above
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 researcher wants to know if exercise reduces anxiety in older people. She recruits a sample of elderly individuals and measures their anxiety using Smith’s Anxiety Scale (2012). Next, she has each individual engage in modest exercise for 20 minutes. Finally, she measures their anxiety once more. Which of the following would the researcher most likely be using?
Group of answer choices
Correlation
Repeated-measures t-test
Analysis of variance
Chi-square test for goodness of fit
None of the above
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