The number of hits per day on the Web site of a tool company is normally distributed with a mean of 810 and a standard deviation of 140. a.What proportion of days have more than 920 hits? b.What proportion of days have between 820 and 920 hits? c. Find the number of hits such that only 10% of the days will have the number of hits below this number. B3R Click the icon to view the standard normal table of the cumulative distribution function. a. The proportion of days with more than 920 hits is |0.7881|. (Round to four decimal places as needed.) b. The proportion of days with between 820 and 920 hits is m (Round to four decimal places as needed.) c. Only 10% of the days will have less than [1] hits. (Round to one decimal place as needed.)