Question

The times in seconds taken by 62 atheres to an
hurdle race is tabulated below
По m
Class
13.8-14 14-14-214-2-44-414-14-14-6 14-6-14-% -
8
lo 16 16
12
6
Sequency
find the number of athletes who completed the
race in less than
.​

Answer 1

Answer:

The number of athletes who completed the race in <14.6 seconds is n(13.8−14)+n(14−14.2)+n(14.2−14.4)+n(14.4−14.6)

=2+4+5+71=82