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Suppose you wish to test the claim that µis different from 113.9. given a sample of n = 218 and a significance of 0.10, what criterion would you be used for rejecting the null hypothesis? assume that the standard deviation of the population is known.

a) reject Ho if test statistic > 1.645 or < -1.645

b) reject Ho if test statistic < 1.28

c) reject Ho if test statistic > 1.645

d) reject Ho if test statistic > 1.28 or < -1.28

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