a. Estimate 2 with 90% confidence given that n 15 and s2 12. b. Repeat

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a. Estimate 2 with 90% confidence given that n  15 and s2  12.

b. Repeat part

(a) with n  30.

c. What is the effect of increasing the sample size?

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Statistics For Management And Economics

ISBN: 9781133420774

9th Edition

Authors: Gerald Keller, Kenneth C Louden

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