Author Question: Using within-subjects research designs typically results in __________ relative to between-subjects ... (Read 67 times)

CBme · **on:** Jun 20, 2018

Using within-subjects research designs typically results in __________ relative to between-subjects designs.

a. lower error variance
b. higher cost
c. lower efficiency
d. lower statistical power

Question 2

In terms of correlational analyses, we credit Sir Francs Galton with developing the concept of

a. analysis of variance
b. co-relations
c. independent sample t-tests
d. joint probabilities