Multiple Explanatory Variables:
Consider an experiment with a 2x3 factorial design and a sample size of ten per group.
a) What is the total sample size (“N”)? _____________
b) What are the total df?________________________
c) What are the df for Main effect A?______________
d) What are the degrees of freedom for main effect
B?_____________
e) What are the df for the A*B interaction?_______________
f) What are the “error” degrees of freedom? ____________________
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