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Construct a 95% confidence interval for the proportion and calculate the P value for the given test.

1. In the test of hypothesis H_o: μ = 100 vs H: μ < 100, a sample of size 250 yields the test statistics Z = -1.472 Calculate the P-valuefor this test.

2. In a random sample of 400 persons who were given a flu vaccine, 136 said that they experienced some type of discomfort. Construct a 95% confidence interval for the proportion of all those who experience some type of discomfort.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9171673

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