# Confidence Intervals of Two Populations

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The following sample information is given concerning the ACT scores of high school seniors form two local schools.

School A School B

n1 = 14 n2= 15

x1 = 25 x2 = 23

var1 = 16 var 2 = 10

Develop a 95% confidence interval estimate for the difference between the two populations.

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##### Solution Summary

The solution find the confidence intervals of two populations - the ACT scores of high school seniors.

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