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Refer to the following summary statistics for two independent samples for Exercises 4–7.

Sample 1 n1=36 ˉx1=14.4 s1=0.01
Sample 2 n2=81 ˉx2=14.3 s2=0.02

Question 10.201

7. Construct and interpret a 95% confidence interval for μ1μ2.

10.99.7

(0.094, 0.106). We are 95% confident that the interval captures the difference in population means.

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