The waiting time for a customer service call follows a norma…
The waiting time for a customer service call follows a normal distribution with a mean of 10 minutes and a standard deviation of 2 minutes. The call center manager wants to figure out what a likely range of outcomes is for their waiting times. What is the lower bound to an interval in which the waiting time will fall 95% of the time? Provide your answer rounded to one decimal place.
Read DetailsThe time spent by customers on a website follows a normal di…
The time spent by customers on a website follows a normal distribution with a mean of 20 minutes and a standard deviation of 4 minutes. What is the probability that a customer’s time spent on the website will be between 13 minutes and 24 minutes? Provide the correct numerical answer as a decimal, rounded to three decimal places.
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