Refer to the information given in Exercise 10.17. Test at a 5% significance level if the two

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Refer to the information given in Exercise 10.17. Test at a 5% significance level if the two population means are different.
n1 = 21 1 = 13.97 s1 = 3.78
n2 = 20 2 = 15.55 s1 = 3.26

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Introductory Statistics

ISBN: 9780470904107

8th Edition

Authors: Prem S. Mann

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Question Posted: Aug 25, 2015 08:22 AM

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Refer to the information given in Exercise 10.17. Test at a 5% significance level if the two

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Step 1 H 0 1 2 0 H1 1 2 0 Step 2 Since 1 and 2 are unknown but assumed to be equal the samp...View the full answer

Introductory Statistics

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