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If We Are Interested in Testing Whether the Mean of Items

Question 108

Multiple Choice

If we are interested in testing whether the mean of items in population 1 is significantly smaller than the mean of items in population 2, the


A) null hypothesis should state μ1- μ2 < 0
B) null hypothesis should state P1 - P2 ≥ 0
C) alternative hypothesis should state P1 - P2 > 0
D) alternative hypothesis should state μ1- μ2 < 0

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