The times that college students spend studying per week have a distribution skewed to the right with a mean of 7.7 hours and a standard deviation of 2.2 hours. Find the probability that the mean time...

Extracted text: The times that college students spend studying per week have a distribution skewed to the right with a mean of 7.7 hours and a standard deviation of 2.2 hours. Find the probability that the mean time spent studying per week for a random sample of 55 college students would be a. between 7.3 and 7.9 hours. Round your answer to two decimal places. P = b. less than 7.5 hours. Round your answer to two decimal places. P = i