Faced with rising fax costs, a firm issued a guideline that transmissions of eight (8) pages or more should be sent by 2-day mail instead. Exceptions are allowed, but they want the average to be 8 or below. The firm examined 39 randomly chosen fax transmissions during the next year, yielding a sample mean of 8.81 with a standard deviation of (2.51) pages.

(a-1)Find the test statistic.(Round your answer to 4 decimal places.)

The test statistic_____?______

(b)Use Excel to find the right-tailp-value.(Round your answer to 4 decimal places.)

p-value______?______