Question: a. H1: < 27.3 n = 10 = 0.05 b. H1: p 0.5 n = 150 = 0.01 c. H1:

a. H1: µ < 27.3
n = 10
α = 0.05
b. H1: p ≠ 0.5
n = 150
α = 0.01
c. H1: σ ≠ 15
n = 20
α = 0.05
Find the appropriate critical values. In all cases, assume that the population standard deviation σ is unknown.

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