Multiple Choice
A student is trying to determine whether an interaction effect is present in an experiment with a 2 * 2 design.The data are summarized in a table.Which of the following methods should the student use to estimate whether or not an interaction effect is present?
A) addition method
B) subtraction method
C) multiplication method
D) division method
Correct Answer:

Verified
Correct Answer:
Verified
Q60: Explain the role of an interaction effect
Q61: The natural groups design is effective for
Q62: Complex designs enhance researchers' ability to test
Q63: Suppose the overall analysis of variance of
Q64: A researcher examined whether people's responses to
Q66: An experiment that is described as a
Q67: The interpretation of main effects obtained in
Q68: A researcher examined whether people's responses to
Q69: The overall effect of each independent variable
Q70: An interaction effect is likely to be