Determine the critical region and the critical values used to
Determine the critical region and the critical values used to test the following null hypotheses:
a. Ho: µ = 55 ( ≥), Ha: µ < 55, a = 0.02
b. Ho: m__86 ( ≥), Ha: µ < 86, a = 0.01
c. Ho: µ = 107, Ha: µ = 107, a = 0.05
d. Ho: µ = 17.4 (≤), Ha: µ > 17.4, a = 0.10
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