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Statistics / Applied Statistics and Probability for Engineers 6 / Chapter 9.2 / Problem 31E

Applied Statistics and Probability for Engineers | 6th Edition | ISBN: 9781118539712 | Authors: Douglas C. Montgomery, George C. Runger

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State the null and alternative hypothesis in each case.(a)

Chapter 9, Problem 31E

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QUESTION:

State the null and alternative hypothesis in each case.

(a) A hypothesis test will be used to potentially provide evidence that the population mean is more than 10.

(b) A hypothesis test will be used to potentially provide evidence that the population mean is not equal to 7.

(c) A hypothesis test will be used to potentially provide evidence that the population mean is less than 5.

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QUESTION:

State the null and alternative hypothesis in each case.

(a) A hypothesis test will be used to potentially provide evidence that the population mean is more than 10.

(b) A hypothesis test will be used to potentially provide evidence that the population mean is not equal to 7.

(c) A hypothesis test will be used to potentially provide evidence that the population mean is less than 5.

ANSWER:

Step 1 of 5

We need to state the null and alternative hypothesis for each cases:

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