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Organisation of Data — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsOrganisation of Data4 Marks
Question
Convert the following inclusive class interval into exclusive class interval.
Inclusive Class Interval
Frequency
0-99
2
100-199
4
200-299
5
300-399
6
400-499
3
500-599
5
Total
25
✓

Answer

The exclusive class interval table of given form is shown below.
Exclusive Class Interval
Frequency (f)
0-99.5
2
99.5-199.5
4
199.5-299.5
5
299.5-399.5
6
399.5-499.5
3
499.5-599.5
5
Total
25
In this case as lower limit of first class is zero, hence 0.5 will not be subtracted from it.

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