Which interval contains the median response time? The graph below displays a fire department's response
time, which measures the time from when the alarm is
sounded at the firehouse to the time the first fire
engine leaves the station.
40-50 seconds
50-60 seconds
60-70 seconds
70-80 seconds
Fire Department Response Times
0.4
0.3
Relative Frequency
0.2
0.1
0
10 20 30 40 50 60 70 80 90
Response Time (Seconds)
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