QUESTION 2 A random sample of 8 subjects was selected for estimating the average body mass index (BMI) for a certain population The sample measurements are 21, 23, 25, 20, 27, 29, 31, 26 Normality assumption is acceptable based on normality test Which of the following statements is correct, if one wishes to test whether the average BMI for this population is less than 23 at 5 level of significance using one sample t test Use statistical softwareto perform the test for getting p value A The p value of the test is 861 B The p value of the test is 0695 C The p value of the test is 9305 D The p value of the test is 139 QUESTION 6 In a random sample from a population, 280 out of the sample of 500 subjects responded Yes to a survey question Researchers used this data to test whether the percentage of people in this population who would vote for Yes is greater than 55 , at 5 level of significance using Z test for proportion Which of the followings are correct p value A 0 653 B 0 004 C 0 327 D 0 673

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Question: QUESTION 2 A random sample of 8 subjects was selected for estimating the average body mass index (BMI) for a certain population. The sample measurements

QUESTION 2

A random sample of 8 subjects was selected for estimating the average body mass index (BMI) for a certain population. The sample measurements are: 21, 23, 25, 20, 27, 29, 31, 26 Normality assumption is acceptable based on normality test. Which of the following statements is correct, if one wishes to test whether the average BMI for this population is less than 23 at 5% level of significance using one sample t-test. Use statistical softwareto perform the test for getting p-value.

	A.	The p-value of the test is .861.
	B.	The p-value of the test is .0695.
	C.	The p-value of the test is .9305.
	D.	The p-value of the test is .139.

QUESTION 6

In a random sample from a population, 280 out of the sample of 500 subjects responded "Yes" to a survey question. Researchers used this data to test whether the percentage of people in this population who would vote for "Yes" isgreater than 55%, at 5% level of significance usingZ-test for proportion. Which of the followings are correct p-value?

	A.	0.653
	B.	0.004
	C.	0.327
	D.	0.673

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