Find the reliability factors based on the t-distribution for the following confidence intervals for the population mean

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Find the reliability factors based on the t-distribution for the following confidence intervals for the population mean (df = degrees of freedom, n = sample size):
A. A 99 percent confidence interval, df = 20.
B. A 90 percent confidence interval, df = 20.
C. A 95 percent confidence interval, n = 25.
D. A 95 percent confidence interval, n = 16.
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Quantitative Investment Analysis

ISBN: 978-1119104223

3rd edition

Authors: Richard A. DeFusco, Dennis W. McLeavey, Jerald E. Pinto, David E. Runkle

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