Calculus and Above

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Complete parts (a) through (c)...

Complete parts (a) through (c) below.

(a) Determine the critical value(s) for a right-tailed test of a population mean at the alphaequals0.01 level of significance with 20 degrees of freedom.

(b) Determine the critical value(s) for a left-tailed test of a population mean at the alphaequals0.05 level of significance based on a sample size of nequals15.

(c) Determine the critical value(s) for a two-tailed test of a population mean at the alphaequals0.01 level of significance based on a sample size of nequals17.

(a) Determine the critical value(s) for a right-tailed test of a population mean at the alphaequals0.01 level of significance with 20 degrees of freedom.

(b) Determine the critical value(s) for a left-tailed test of a population mean at the alphaequals0.05 level of significance based on a sample size of nequals15.

(c) Determine the critical value(s) for a two-tailed test of a population mean at the alphaequals0.01 level of significance based on a sample size of nequals17.

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