Metro Urgent Care claims that they their average wait time is 12 minutes. A consultant hired by the company is concerned that the mean wait time is more than 12 minutes. She takes a sample of 40 calls and finds the average wait time is 12.5 minutes and standard deviation to be 2 minutes. Conduct a hypothesis test at the 5% level of significance to determine if the claim of a 12-minute wait time is founded. 1 = 40