Multiple Choice
The pooled two-sample t procedure is based how many degrees of freedom? (Note: n1 and n2 are the sample sizes of each group. )
A) n1 + n2 + 2
B) n1 + n2 - 2
C) n1 + n2 - 1
D) n1 + n2
Correct Answer:
Verified
Correct Answer:
Verified
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