Question: For a two tail hypothesis test for the mean, a sample size of 16, unknown, and at 0.20 level of significance, one of the critical

For a two tail hypothesis test for the mean, a sample size of 16, unknown, and at 0.20 level of significance, one of the critical values is: 1.28, -1.341, -1.753, 1.316 or -1.645

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