Question

19) a) The following are the marks of 100 students of B.Com. Find the range
of variation of marks and also compute coefficient of range.
Marks 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80
Number of 13 6 9 11 10 18 23
10
students​

Answer 1

Answer:

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Answer 2

full step explanation

Step-by-step explanation:

in the sum for full explanation