Author Question: In a quasi-experimental study using a convenience sample of subjects from a local high school, the ... (Read 23 times)

D2AR0N · **on:** Jul 8, 2018

In a quasi-experimental study using a convenience sample of subjects from a local high school, the researcher asks potential subjects to volunteer for placement in either a low sugar diet program or a regular sugar diet program.

This technique for assigning participation may compromise:
a. construct validity.
b. external validity.
c. internal validity.
d. statistical conclusion validity.

Question 2

In a quasi-experimental study design, the group that receives standard care is usually referred to as the

a. comparison group.
b. control group.
c. experimental group.
d. treatment group.