2 2 1. Find the values for each a. ta and n = 15 for the confidence level of 90%. b. ta and n = 15 for the confidence le
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2 2 1. Find the values for each a. ta and n = 15 for the confidence level of 90%. b. ta and n = 15 for the confidence le
2 2 1. Find the values for each a. ta and n = 15 for the confidence level of 90%. b. ta and n = 15 for the confidence level of 95%. ta and n = 15 for the confidence level of 99%. d. ta and n = 15 for the confidence level of 90%. e. ta and n = 20 for the confidence level of 90%. f. ta and n = 25 for the confidence level of 90%. C. z 2 2 2