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May 24, 2015

Homework Help: statistics

Posted by Anonymous on Sunday, April 29, 2012 at 11:57pm.

an auditor wishes to test the assumption that the mean value of all accounts receivable in a given firm is $260.00. She will reject this claim on ly if it is clearly contradicted by the sample mean. the sample deviation of 36 accounts is $43, the sample mean is $250, and the levek if significance is 5%.
a) write out the null and alternative hypotheses.
b)calculate the A test statistic.
c)find the p-value both from A
d)what would be the conclusion of the auditor i.e., reject or not reject? justify answer with p-value
e)what would be the conclusion of the auditor if the level of significance is 1%(i.e., =.01) justify answer.

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