7 Question 12 (4 points} an The lifetime of a certain type of automobile tire (in thousands of miles} is normally distributed with mean 35 and standard deviation 7 . Find the percentile corresponding to p = 38 96 of the tire lifetimes. Write only a number as your answer. Round to two decimal places {for example: 0.81). Your Answer: Answer Question 13 (4 points} '-Il Suppose that a sample of size 48 is drawn from a population with mean 98 and standard deviation 55 . Find the value of ,u... the mean of the distribution of sample means. Wrtie only a number as your answer. Your Answer: Answer I *