Question: 5
(Choose 1 answer)
(See picture)
A. 26
B. 16
C. 74
D. None of the above
The following are the duration in minutes of a sample of
long-distance phone calls made within the continental United
States reported by one long-distance carrier.
Time (in Minutes)
Relative
Frequency
0 but less than 5
0.37
5 but less than 10
0.22
10 but less than 15
0.15
15 but less than 20
0.10
20 but less than 25
0.07
25 but less than 30
0.07
30 or more
0.02
If 100 calls were randomly sampled,
have lasted 20 minutes or more.
of them would
