11. [-/5.88 Points] DETAILS BBUNDERSTAT12 6.R.013.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find z such that 24% of the area under the standard normal curve lies to the right of z. (Round your answer to two decimal places.) Need Help? Read It Watch It 12. [-/5.88 Points] DETAILS BBUNDERSTAT12 6.R.014.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find z such that 69% of the standard normal curve lies between -z and z. (Round your answer to two decimal places.) Need Help? Read It 13. [-/5.88 Points] DETAILS BBUNDERSTAT12 6.R.016.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The Customer Service Center in a large New York department store has determined that the amount of time spent with a customer about a complaint is normally distributed, with a mean of 10.1 minutes and a standard deviation of 2.8 minutes. What is the probability that for a randomly chosen customer with a complaint, the amount of time spent resolving the complaint will be as follows. (Round your answers to four decimal places.) (a) less than 10 minutes (b) longer than 5 minutes (c) between 8 and 15 minutes Need Help? Read it