The following results come from two independent random samples taken of two populations Sample 1Sample 2 n1 50 n2 35 x1 13 6 x2 11 6 1 2 2 2 3 0 a What is the point estimate of the difference between the two population means b Provide a 90 confidence interval for the difference between the two popu...

The following results come from two independent random samples taken of two populations. Sample 1Sample 2 n1

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The following results come from two independent random samples taken of two populations.

Sample 1Sample 2

n1 = 50 .................. n2 = 35

x̅1 = 13.6 ............... x̅2 = 11.6

σ1 = 2.2................. σ2 = 3.0

a. What is the point estimate of the difference between the two population means?

b. Provide a 90% confidence interval for the difference between the two population means?

c. Provide a 95% confidence interval for the difference between the two population means?

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Essentials Of Modern Business Statistics With Microsoft Excel

ISBN: 9781285867045

6th Edition

Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams

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Question Posted: Sep 23, 2016 09:47 AM

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The following results come from two independent random samples taken of two populations. Sample 1Sample 2 n1

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a 136 116 2 b 1...View the full answer

Essentials Of Modern Business Statistics With Microsoft Excel

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