Use Table 7 of Appendix B to determine the values of t /2 that would be used
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Use Table 7 of Appendix B to determine the values of tα/2 that would be used in the construction of a confidence interval for a population mean for each of the following combinations of confidence coefficient and sample size:
a. Confidence coefficient .99, n = 18
b. Confidence coefficient .95, n = 10
c. Confidence coefficient .90, n = 15
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Statistics For Engineering And The Sciences
ISBN: 9781498728850
6th Edition
Authors: William M. Mendenhall, Terry L. Sincich
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