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Using the T Test for Independent Groups, a Directional Alternative

Question 143

Multiple Choice

Using the t test for independent groups, a directional alternative hypothesis predicts _________.

A) µ 1 > µ 2
B) µ 1 = µ 2
C) µ 1 µ 2
D) µ 1 > µ 2 or µ 1 µ 2 , depending on the direction

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