Question
Asked Jan 20, 2020
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Mean Height of Men A formal hypothesis test is to be conducted using the claim that the mean height of men is equal to 174.1 cm.

a. What is the null hypothesis, and how is it denoted?

b. What is the alternative hypothesis, and how is it denoted?

c. What are the possible conclusions that can be made about the null hypothesis?

d. Is it possible to conclude that “there is sufficient evidence to support the claim that the mean height of men is equal to 174.1 cm”?

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Expert Answer

Step 1

a. Null hypothesis:

The null hypothesis to test the claim that mean height of men is equal to 174.1 cm. is as follows:

Statistics homework question answer, step 1, image 1
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Step 2

b. Alternative hypothesis:

The alternative hypothesis to test the claim that mean height of men is equal to 174.1 cm. is as follows:

Statistics homework question answer, step 2, image 1
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Step 3

c. Possible conclusion made about the null hypothesis:

Decision rule using p-value method:

If p-value is less than the significance level, reject the null hypothesis. Otherwis...

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