Managers of a sports arena's parking garage keep track of the duration of time customers park their cars in the garage. Shown in thestem-and-leaf displaybelow is a sample of such parking durations (in minutes). For this sample,16

of the durations were from weekday use of the garage, and23

were from weekend use. Answer the questions that follow.

(chart and questions are attached)

Parking durations (minutes) Weekday Weekend 941 15 5668 95430 16 0128 9751 17 0 02278 554 18 1447999 4 19 7 7 Key: 151 + 1/ 15 5 - 155 (a) What were the ranges of parking durations for the two groups? Weekday Weekend (b) Which group had the higher median parking duration? OWeekday OWeekend OThe medians were the same (c) Which group had more parking durations in the 170s? OWeekday Weekend OEach had the same