Question

The times, in seconds, taken by 150 atheletes to run a 100 m hurdle race are tabulated below: C.I. f 13.8-14 3 14 – 14.2 4 14.2 – 14.4 6 14.4 – 14.6 69 14.6 – 14.8 48 14.8-15 20 The number of atheletes who completed the race in less than 14.6 seconds is (a) 13 (b) 69 (c) 82 (d) 130​

Answer 1

Answer:

N2=572=28.5

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