Author Question: Refer to Exhibit 10-6. Only boys of ages 6-8 from an urban community were selected for a study. ... (Read 22 times)

CQXA · **on:** Jun 20, 2018

Refer to Exhibit 10-6. Only boys of ages 6-8 from an urban community were selected for a study.

a. ANCOVA
b. Homogeneous selection
c. Randomized matching
d. Random selection
e. Use subjects as their own controls

Question 2

Refer to Exhibit 10-6. Last year's math grades are taken into consideration when analyzing the posttest scores following the use of a new math teaching method.

a. ANCOVA
b. Homogeneous selection
c. Randomized matching
d. Random assignment
e. Use subjects as their own controls