The accounts of a company show that on average, accounts receivable are $91. An auditor checks a random sample of 64 of these accounts, finding a...

The accounts of a company show that on average, accounts receivable are $91.71. An auditor checks a random sample of 64 of these accounts, finding a sample mean of $87.54 and standard deviation of $40.56. Based on these findings, can you conclude the mean accounts receivable is different from $91.71 at α=0.001?

For the hypothesis stated above ...

1) what is the decision rule? Fill in only one of the following statements

If hypothesis is one tailed : Reject Ho if (z crit, t crit, z stat, t stat) _________ ________(<, >, =, < =, >=, not equal to) __ _ _ _ _ _( Answer must be typed to either 2 or 3 decimals depending on whether the z table is appropriate).

If hypothesis is two tailed : Reject Ho if ________( z crit, t crit, z stat, t stat) < _________ or _______ (z crit, t crit, z stat, t stat) > _ _ _ _ _ _ ( Answer must be typed to either 2 or 3 decimals depending on whether the z or t table is appropriate).

2) what is the test statistic _ _ _ _ _ (Answer must be typed to either 2 or 3 decimals depending on whether the z table or t table is appropriate).

3) What is the p-value? Fill in only one of the following statements

**** round answer to 4 decimal places, please***

If the Z table is appropriate, p-value = _______

If the t table is appropriate, _______ < p-value < _______