10. (9 points) The amount of time spent by AUS students watching Netix per day is normally distributed with a mean of 6 hours and a standard deviation of 1.5 hours. What proportion of AUS students watch Netix for more than 7 hours per day? b. What is the probability that the average time watching Netix by a random sample of ve AUS students is more than 7 hours? c. What is the minimum duration of watching N etix by those 5% of AUS students who watch Netix the most