Question15 l 2Points ) An expensive restaurant claims that the average wait time for dinner is approximately 60 minutes. We suspect that this claim is inated to make the restaurant appear more exclusive and successful. A random sample of 40 customers yielded a sample average waiting time of 50 minutes with a standard deviation of 10 minutes. Which of the following represents the appropriate null and alternative hypothesis? Ho:,u=60,Ha:,u>60 O Ho:,u>60,Ha:,u=60 Ho:,u=60,Ha:,u6O Ho:p=60,Ha:,u