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In Testing the Difference Between the Means of Two Normally

Question 16

Multiple Choice

In testing the difference between the means of two normally distributed populations,if μ1 = μ2 = 50,n1 = 9,n2 = 13,the degrees of freedom for the t statistic equals ___________.


A) 22
B) 21
C) 19
D) 20

Correct Answer:

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