A researcher used ANOVA and computed F 5 4.25 for the following data. Treatments I II III
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A researcher used ANOVA and computed F 5 4.25 for the following data.
Treatments I II III n 5 10 n 5 10 n 5 10 M 5 20 M 5 28 M 5 35 SS 5 1,005 SS 5 1,391 SS 5 1,180
a. If the mean for Treatment III were changed to M 5 25, what would happen to the size of the F-ratio (increase or decrease)? Explain your answer.
b. If the SS for Treatment I were changed to SS 5 1,400, what would happen to the size of the F-ratio (increase or decrease)? Explain your answer.
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Related Book For 
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9781337098120
9th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano
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