Question: Consider the following hypothesis test: H 0: 40 H a: < 40 A sample of 49 provides a sample mean of 38 and a sample

Consider the following hypothesis test:

H0: 40

Ha: < 40

A sample of 49 provides a sample mean of 38 and a sample standard deviation of 7.

  1. Determine the standard error of the mean.
  2. Compute the value of the test statistic.
  3. Determine the p-value; and at a 5% level of significance, test the above hypotheses.

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