The Corner Convenience Store kept track of the number of paying customers it had during the noon hour each day for 100 days.

The resulting statistics are rounded to the nearest integer:

mean  95 midrange  93 median  97 range  56 mode  98 standard first quartile  85 deviation  12 third quartile  107

a. The Corner Convenience Store served what number of paying customers during the noon hour more often than any other number? Explain how you determined your answer.

b. On how many days were there between 85 and 107 paying customers during the noon hour? Explain how you determined your answer.

c. What was the greatest number of paying customers during any one noon hour? Explain how you determined your answer.

d. For how many of the 100 days was the number of paying customers within 3 standard deviations of the mean (x  3s)? Explain how you determined your answer.