Q1) Number of miles flown in a One- year period by the sample of "frequent flyers" was recorded and organized into following frequency distribution:
|
Number of Miles Flown(Thousands)
|
Number of frequent flyers
|
|
38-45
|
25
|
|
45-52
|
32
|
|
52-59
|
8
|
|
59-66
|
12
|
|
66-73
|
3
|
|
73-80
|
5
|
i) Is this a grouped or an ungrouped frequency distribution?
ii) Find the median number of miles flown by the sample of frequent flyers.