Question 1 8 pts The time it takes to read a chapter of a certain novel follows a Normal distribution, where it is known that the variance is 8 min. If a sample of 35 readers are studied and yield a mean of 23 minutes, construct an 87% confidence interval on the true mean time. Question 2 8 pts Find the sample size such that the width of the interval estimating the true average time to read a chapter is no longer than 1.5 with 92% confidence