1 From the following cumulative frequency table, write the frequency of the class interval 20 - 30
Marks
Less than 10
Less than 20
less than 30
Less than 40
Less than 50
No. of students
2
15
85
Answers
Answered by
23
SOLUTION
TO DETERMINE
From the following cumulative frequency table, write the frequency of the class interval 20 - 30
EVALUATION
The ordinary frequency table will be as below
Hence the frequency of the class interval
20 - 30 is 25
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