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6. MULTIPLE CHOICE (choose one answer) A. If the significance level for hypothes

ID: 3152470 • Letter: 6

Question

6. MULTIPLE CHOICE (choose one answer)

A. If the significance level for hypothesis test is fixed at a certain level and the sample size is decreased, holding everything else fixed, what effect will this have on , the probability of making a type II error?

will also remain fixed

will decrease

will increase

will approach .5

None of the above

B. If the significance level for hypothesis test is decreased, holding everything else fixed, what effect will this have on , the probability of making a type II error?

will also remain fixed

will decrease

will increase

will approach .5

None of the above

C. If the underlying variance of the characteristic under study turns out to be larger than what was assumed for a sample size calculation, holding everything else fixed, what effect will this have on , the probability of making a type II error?

will also remain fixed

will decrease

will increase

will approach .5

None of the above

Explanation / Answer

A. If sample size decreased, will increase.

B. If the significance level for hypothesis test is decreased, will increase.

C. If the underlying variance of the characteristic under study turns out to be larger than what was assumed for a sample size calculation, will increase.

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