Homework: ... Question 23, 7.2.49-T HW Score: 84.72%, 20.33 of 24 points Part 1 of 3 O Points: 0 of 1 Save The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 1262 chips and a standard deviation of 118 chips. lee (a) Determine the 30th percentile for the number of chocolate chips in a bag. (b) Determine the number of chocolate chips in a bag that make up the middle 96% of bags. (c) What is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies? (a) The 30th percentile for the number of chocolate chips in a bag of chocolate chip cookies is chocolate chips. (Round to the nearest whole number as needed.) 28.9 129 SXs C Help Me Solve This View an Example Get More Help . Reminders Clear All Check Answer 771 SEP 1 15 A MacBook AirQuestion 24, 7.2.51-T HW Score: 84.72%, 20.33 of 24 points = Homework: ... Part 1 of 2 O Points: 0 of 1 Save The time required for an automotive center to complete an oil change service on an automobile approximately follows a normal distribution, with a mean of 19 ee minutes and a standard deviation of 3 minutes. (a) The automotive center guarantees customers that the service will take no longer than 20 minutes. If it does take longer, the customer will receive the service for half-price. What percent of customers receive the service for half-price? (b) If the automotive center does not want to give the discount to more than 7% of its customers, how long should it make the guaranteed time limit? (a) The percent of customers that receive the service for half-price is %. (Round to two decimal places as needed.) Help Me Solve This View an Example Get More Help - Clear All Check Answer 771 SEP 1 15 "tv