The single-group, pretest-posttest design, although it is considered a(n) ________ design, is a(n) ________ design.
A) within-subjects; nonexperimental
B) between-subjects; nonexperimental
C) within-subjects; experimental
D) low-constraint; experimental
Fill in the blank with correct words.
Question 2
Confounding in a single-group, pretest-posttest design can be controlled by
A) the use of the Latin square design.
B) the use of the ANOVA.
C) the use of the t-test.
D) the addition of a control group.
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