Question

The number of accidents for seven days in a locality are given below:
No. of accidents: 0 1 2. 3 4
5 6
Frequency
15 19 22 31 9 3 2
What is the number of cases when 3 or less accidents occurred?​

Answer 1

Answer:

15+19+22+31/0+1+2+3

= 14.5

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