Question: Complete parts (a) through (c) below. (a) Determine the criticalvalue(s) for aright-tailed test of a population mean at the a =0.0 level of significance with

Complete parts (a) through (c) below.

(a) Determine the criticalvalue(s) for aright-tailed test of a population mean at the a =0.0 level of significance with 20 degrees of freedom.

(b) Determine the criticalvalue(s) for aleft-tailed test of a population mean at the a = 0.01 level of significance based on a sample size of n = 15

(c) Determine the criticalvalue(s) for atwo-tailed test of a population mean at the a =0.05 level of significance based on a sample size of n = 14

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