In an analysis of variance summary table, the df for groups always equals

a. the number of groups.
b. the number of groups minus one.
c. the number of subjects per group.
d. the total number of subjects minus one.

B

Psychology

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How many independent variables or factors are in a factorial design?

a. 1 b. 0 c. 2 or more d. 2 or less

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The country that promotes Gross National Happiness is _____

Fill in the blank with correct word

Psychology