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With k = 2 treatments, are post-hoc tests necessarv when the null hypothesis is rejected using an ANOVA? Why of why not? 1) No. Because with only 2 treatment conditions, there is no uncertainty as to which 2 treatment conditions are different. 2)Yes. Because we need to test whether the 2 groups are different. 3)No. Because post-hoc tests can onlv be conducted if the were planned prior to the data collection. 4)Yes. Because post-hoc tests are conducted after the data is collected to examine possible differences between conditions

With k = 2 treatments, are post-hoc tests necessarv when the null hypothesis is rejected using an ANOVA? Why of why not? 1) No. Because with only 2 treatment conditions, there is no uncertainty as to which 2 treatment conditions are different. 2)Yes. Because we need to test whether the 2 groups are different. 3)No. Because post-hoc tests can onlv be conducted if the were planned prior to the data collection. 4)Yes. Because post-hoc tests are conducted after the data is collected to examine possible differences between conditions

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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With k = 2 treatments, are post-hoc tests necessarv when the null hypothesis is rejected using an ANOVA? Why of why not? 1) No. Because with only 2 treatment conditions, there is no uncertainty as to which 2 treatment conditions are different. 2)Yes. Because we need to test whether the 2 groups are different. 3)No. Because post-hoc tests can onlv be conducted if the were planned prior to the data collection. 4)Yes. Because post-hoc tests are conducted after the data is collected to examine possible differences between conditions
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