You may need to use the appropriateappendix tableortechnologyto answer this question.

In a study entitled How Undergraduate Students Use Credit Cards, it was reported that undergraduate students have a mean credit card balance of $3,173. This figure was an all-time high and had increased 44% over the previousfive years.Assume that a current study is being conducted to determine if it can be concluded that the mean credit card balance for undergraduate students has continued to increase compared to the original report. Based on previous studies, use a population standard deviation= $1,000.

a.What is the test statistic for a sample of170undergraduate students with a sample mean credit card balance of $3,365? (Round your answer to two decimal places.)

b.What is thep-value for a sample of170undergraduate students with a sample mean credit card balance of $3,365? (Round your answer to four decimal places.)

p-value =