Consider the dats n qen construct a 95% confidence interval for the population parameter and interval a. interpret the b. construct a 99% confidence interval for the population parameter and interpret the interval. compare the above two intervals. what is your conclusion about the above two intervals? c. d. the instructor of this class thinks that the average grades of all students who took this exam is not more than 70. does the instructor have enough evidence to support his claim using the 0.05? state your hypotheses before concluding.