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Find the Null and alternate hypothesis from the following problem.
An independent financial advisor claims an average rate of return, μ, on a particular investment is at least 7%. In testing her claim, the correct pair of hypotheses is:
(1) H0: μ < 7%, H1: μ ≥ 7%
(2) H0: μ ≤ 7%, H1: μ ≥ 7%
(3) H0: μ ≥ 7%, H1: μ ≤ 7%
(4) H0: μ ≥ 7%, H1: μ < 7%
(5) H: μ > 7%, H: μ ≤ 7%
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The hypothesis is to be tested at the 5% level of significance. The critical value from the table equals:
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