The time it takes to grade an exam has a mean of 4.8 minutes…
The time it takes to grade an exam has a mean of 4.8 minutes and a standard deviation of 1.3 minutes. There are 60 students in the class. What is the probability I can grade all 60 exams in under 5 hours (this is average of 5 min/test)? Report your answer as a decimal to 3 decimal places