Author Question: A sequence of conditions in an interaction design might be A-B-A-B-BC-B-BC. This design a. ... (Read 259 times)

Marty · **on:** Jul 13, 2018

A sequence of conditions in an interaction design might be A-B-A-B-BC-B-BC. This design

a. follows the important rule of changing only one variable at a time in single-case experiments.
b. allows for determining if C has an effect.
c. allows for determining an interaction effect for B and C, even if B is maximally effective alone.
d. allows for determining if there are interactions for A and B as well as B and C.

Question 2

The null hypothesis always refers to the __________, whereas the research hypothesis always refers to the _______________.

a) mean, standard deviation
b) group differences, group similarities
c) sample, population
d) population, sample