Answer to Question #94492 in Statistics and Probability for lu

Statistics and Probability

Question #94492

what is the mean for the combined set if the first sample has n=3 and the second sample has n=6

Expert's answer

"M=\\frac{M_1n_1+M_2n_2}{n_1+n_2}=\\frac{6*3+12*6}{3+6}=10"

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