Question

from the following data calculate 1 . Range &
ii) coefficient
of range
Mark
No. of Student
0-10 : 10
10-20 : 20
20-30 : 15
30-40 : 25
40-50 : 30
50-60 : 25​

Answer 1

Answer:

Range = Highest value-Lowest Value

25-10=15

Range of coefficient= (Maximum value- Minimum Value) /. ( Maximum value + Minimum Value)

(25-10) / (25+10)

15 / 35

Answer is 3/7

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