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One Sample Has N = 10 Scores and a Variance

Question 33

Multiple Choice

One sample has n = 10 scores and a variance of s2 = 20,and a second sample has n = 15 scores and a variance of s2 = 30.What can you conclude about the pooled variance for these two samples?​


A) ​It will be closer to 20 than to 30.
B) ​It will be closer to 30 than to 20.
C) ​It will be exactly half way between 20 and 30.
D) ​It will be equal to 25.

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