# Question

For each one of the following null hypotheses, determine if it is a left-tailed, a right-tailed, or a two-tailed test.

a. μ ≥ 10.

b. p ≤ 0.5.

c. μ is at least 100.

d. μ ≤ = – 20.

e. p is exactly 0.22.

f. μ is at most 50.

g. σ2 = 140.

a. μ ≥ 10.

b. p ≤ 0.5.

c. μ is at least 100.

d. μ ≤ = – 20.

e. p is exactly 0.22.

f. μ is at most 50.

g. σ2 = 140.

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