Author Question: A limitation of using matching rather than random assignment to form groups in a between-subjects ... (Read 105 times)

meagbuch · **on:** Jun 19, 2018

A limitation of using matching rather than random assignment to form groups in a between-subjects experiment is that matching ____.

a. requires another level of work
b. increases error due to participant differences
c. requires at least twice as many participants
d. increases the need for control groups

Question 2

The reliability ratio is expressed as ____.

a. var(T) / var(X)
b. var(X) / var(T)
c. rel(X) / rel(T)
d. rel(T) / rel(X)