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What is the rejection rule using the critical value

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Reference no: EM131456437

Question: Considered the following hypothesis test:

H0 : μ ≥ 20

Ha : μ < 20

A sample of 50 provided a sample mean of 19.4. The population standard deviation is 2.

a. Compute the value of the test statistic.

b. What is the p-value?

c. Using α = .05. what is your conclusion?

d. What is the rejection rule using the critical value? What is your conclusion?

Reference no: EM131456437

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