Stats

According to Amazon, the mean installation time for the Ring Doorbell is 5 minutes. Assume installation time is normally distributed with a standard deviation of 1.6 minutes. Given this information, would it be unusual for someone to take 7 minutes to install the Ring Doorbell? Why or why not? Select the single best answer choice. Yes because 7 minutes is less than two standard deviations from the mean. O No because 7 minutes is more than two standard deviations from the mean. No because 7 minutes is less than two standard deviations from the mean. Yes because 7 minutes is more than two standard deviations from the mean