Consider a two-factor factorial experiment with 4 levels of factor 1,5 levels of factor 2,and 3 observations per cell.If we use a two-way ANOVA to analyze the data from this experiment,the interaction degrees of freedom is:
A)21
B)16
C)59
D)40
E)12

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The Answer of Consider a two-factor factorial experiment with 4 levels of factor 1,5 levels of factor 2,and 3 observations per cell.If we use a two-way ANOVA to analyze the data from this experiment,the interaction degrees of freedom is:
A)21
B)16
C)59
D)40
E)12

Consider a Two-Factor Factorial Experiment with 4 Levels of Factor