Multiple Choice
One sample with n = 4 scores has a mean of M = 12,and a second sample with n = 6 scores has a mean of M = 8.If the two samples are combined,what is the weighted mean for the combined set of scores?
A) 4.8
B) 9.6
C) 10.0
D) 19.2
Correct Answer:
Verified
Correct Answer:
Verified
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