what is the 95% confidence interval for the mean difference between group 1 and group 2? how is this calculated?

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Group n 1 2 32 1 2 3 10 group group 8 8 co 2 3 1 3 1 2 x; bar (mean) Mean Diff 66-0 3 -2 44 2 -2 4 2 24 26 28 Std Error SE 1 1 1 1 1 1 s; (standard deviation) 2 2 2 Table I Table II Group n 1 2 32 1 2 3 10 group group 8 8 co 2 3 1 3 1 2 x; bar (mean) Mean Diff 66-0 3 -2 44 2 -2 4 2 24 26 28 Std Error SE 1 1 1 1 1 1 s; (standard deviation) 2 2 2 Table I Table II

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Solucation given that the mean difference group 2 95 Confidence interval fo... View the full answer