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Consider the following hypothesis test: H0: 20 Ha: < 20 A sample of 50 provided a sample mean of 19.4. The population standard deviation is

Consider the following hypothesis test:

H0: 20

Ha: < 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 (Round to two decimal places).

b. What is the p-value? (Round to four decimal places).Answer

c. Using =0.05, what is your conclusion?Answer

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