a: Explanation Null hypothesis (H 0 ) is μ D = 0 and alternate hypothesis (H 1 ) μ D < 0 . The t table value can be calculated as follows: t < − t α , ν t = − t 0.05 , 41 = − 1.684 The t table value is -1.684 b: To determine Test new hypothesis.

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Chapter 13.3, Problem 113E

To determine

Test hypothesis.

To determine

Test new hypothesis.

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Chapter 13.3, Problem 112E

Chapter 13.3, Problem 114E

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Chapter 13 Solutions

EBK STATISTICS FOR MANAGEMENT AND ECONO

Ch. 13.1 - Prob. 5E Ch. 13.1 - Prob. 6E Ch. 13.1 - Prob. 7E Ch. 13.1 - Prob. 8E Ch. 13.1 - Prob. 9E Ch. 13.1 - Prob. 10E Ch. 13.1 - Prob. 11E Ch. 13.1 - Prob. 12E Ch. 13.1 - Prob. 13E Ch. 13.1 - Prob. 14E

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Test hypothesis.

Solution Summary: The author explains the null hypothesis and alternate hypothesis. The t table value is -1.684.

Test hypothesis.

Test new hypothesis.

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Chapter 13 Solutions