Author Question: Refer to Exhibit 10-2. A posttest of the groups' intrinsic and extrinsic motivation is given. a. ... (Read 113 times)

krzymel · **on:** Jun 20, 2018

Refer to Exhibit 10-2. A posttest of the groups' intrinsic and extrinsic motivation is given.

a. The effect of the independent variable is measured through observation of the dependent variable.
b. Extraneous variables are held constant.
c. An independent variable is manipulated.

Question 2

Refer to Exhibit 10-2. Two classes were randomly selected and randomly assigned to be the experimental and control groups.

a. The effect of the independent variable is measured through observation of the dependent variable.
b. Extraneous variables are held constant.
c. An independent variable is manipulated.