The number of hits per day on the Web site of a tool company is normally distributed with a mean of 600 and a standard deviation of 130. a. What proportion of days have more than 740 hits? b. What proportion of days have between 620 and 740 hits? c. Find the number of hits such that only 15% of the days will have the number of hits below this number. Click the icon to view the standard normal table of the cumulative distribution function. a. The proportion of days with more than 740 hits is (Round to four decimal places as needed.) CITS