Dan is really trying to hustle to get the house cleaned up. What is the probability that his average time to clean each of the 9 windows this time is 2.5 minutes or less? Write the probability statement, sketch the graph, labeling the horizontal axis and shade the region corresponding to the probability. Round to four decimal places. (4 points) f. Write down the exact Excel command you used in Part e to find the probability. (2 points).