Author Question: An educator wants to evaluate the efficacy of a new teaching technique. He uses his class as the ... (Read 15 times)

james0929 · **on:** Jun 20, 2018

An educator wants to evaluate the efficacy of a new teaching technique. He uses his class as the experimental treatment group and a colleague's class as the control group. Which type of experimental design is the educator most likely employing?

a. correlational research design
b. nonequivalent-groups design
c. cross-lagged panel design
d. interrupted time-series design

Question 2

The expectancy control design is an example of which type of research design?

a. repeated measures design
b. quasi-experimental design
c. preexperimental design
d. simple factorial design