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Let the test statistic Z have a standard normal distribution when Ho is true. Give the...

Let the test statistic Z have a standard normal distribution when Ho is true. Give the significance level for each of the following situations. (Give answers accurate to 4 decimal places.)

(a) Ha: μ > μo, rejection region z ≥ 1.84

Ha: μ ≠ μo, rejection region z ≥ 2.7 or z -2.7

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