The T Test for Two Related Measures

question 46

Multiple Choice

The t test for two related measures

• A) is complicated by the fact that we have two different sets of numbers.
• B) is simplified by the fact that we really only focus on the column of difference scores.
• C) is not a valid test if the pre- and post-measures are correlated.
• D) is impractical because you do not know the population variance.

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