If the cost of a Type I error is high, a smaller value should be chosen for the

Question

If the cost of a Type I error is high, a smaller value should be chosen for the a. critical value b. confidence coefficient c. level of significance d. test statistic When the rejection region is in the lower tail of the sampling distribution, the p-value is the area under the curve a. less than or equal to the critical value b. less than or equal to the test statistic c. greater than or equal to the critical value d. greater than or equal to the test statistic In tests about a population proportion, P_0 represents the a. hypothesized population proportion b. observed sample proportion c. observed p-value d. probability of p - p = 0 Which of the following is an improper form of the null and alternative hypotheses? a. H_0: mu lessthanorequalto mu_0 and H_a: mu > mu_0 b. H_0: mu = mu_0 and H_a: mu notequalto mu_0 c. H_0: mu

Explanation / Answer

7)c. level of significance.

8) b .less than or equal to the test statistic

9)a. hypothesized population proportion

10) a. H0; 0 Ha; > or = 0

11) b .sample

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