Use Table A.3 to find the critical value t2 needed to construct a confidence interval of the

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Use Table A.3 to find the critical value tα∕2 needed to construct a confidence interval of the given level with the given sample size:

a. Level 95%, sample size 15

b. Level 99%, sample size 22

c. Level 90%, sample size 63

d. Level 95%, sample size 2image text in transcribed

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Elementary Statistics

ISBN: 9781259969454

3rd Edition

Authors: William Navidi, Barry Monk

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