The data for a random sample of six paired observations are shown in the following table. Pair

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The data for a random sample of six paired observations are shown in the following table.

Pair Sample from Population 1 Sample from LO5 Population 2 1 7 4 2 3 1 3 9 7 4 6 2 5 4 4 6 8 7

a. Calculate the difference between each pair of observations by subtracting observation 2 from observation 1.

Use the differences to calculate xd and sd 2 .

b. If m1 and m2 are the means of populations 1 and 2, respectively, express md in terms of m1 and m2.

c. Form a 95% confidence interval for md.

d. Test the null hypothesis H0: md = 0 against the alternative hypothesis Ha: md 0. Use a = .05.

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Statistics

ISBN: 9781292161556

13th Global Edition

Authors: James T. McClave And Terry T Sincich

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Question Posted: Jul 19, 2024 07:04 PM

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The data for a random sample of six paired observations are shown in the following table. Pair

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