Question: Assuming that both populations are normallydistributed, construct a 95% confidence interval about 12. (1 represents the mean of the experimental group and 2 represents the

Assuming that both populations are normallydistributed, construct a 95% confidence interval about

12. (1 represents the mean of the experimental group and 2 represents the mean of the controlgroup.).

ExperimentalControl

N=2517

X=47.548.5

S=5.611.2

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