The times per week a student uses a lab computer are normally distributed with a mean of 6 4 hours and a standard deviation of 1

Question

The times per week a student uses a lab computer are normally distributed with a mean of 6 4 hours and a standard deviation of 1 2 hours A student is randomly selected Find following probabilities a Find the probability that the student uses a lab computer less than 5 hours per week b Find the probability that the student uses a lab computer between 6 and 8 hours per week c Find the probability that the student uses a lab computer more than 9 hours per week Click to view page 1 of the standard normal table Click to view page 2 of the standard normal table GOODY a The probability that a student uses a lab computer less than 5 hours per week is Round to three decimal places as needed b The probability that a student uses a lab computer between 6 and 8 hours per week is Round to three decimal places as needed c The probability that a student uses a lab computer more than 9 hours per week is Round to three decimal places as needed

Kunduz · Accepted Answer

Click to see the answer