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August 3, 2015

Homework Help: Math-Statistics

Posted by Jenny on Saturday, December 12, 2009 at 2:43pm.

Suppose you want to test the claim that mean is not equal 3.5. Given a sample size of n = 45 and a level of
significance of a = 0.10, when should you reject H0 ?
A) Reject H0 if the standardized test statistic is greater than 1.96 or less than -1.96
B) Reject H0 if the standardized test statistic is greater than 1.645 or less than -1.645.
C) Reject H0 if the standardized test statistic is greater than 2.575 or less than -2.575
D) Reject H0 if the standardized test statistic is greater than 2.33 or less than -2.33.

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