Question: Consider two independent normal random samples with a common (unknown) variance X1,...,Xn ~N ( 1 , ?).and Y1,...,Ym~ N ( 2 , ?). f

Consider two independent normal random samples with a common (unknown) variance X1,...,Xn ~N (1, ?).and Y1,...,Ym~ N (2, ?).

Consider two independent normal random samples with a common (unknown) variance X1,...,Xn

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