Q14Multiple choice
In a frequency distribution with classes 0 –10, 10 –20 etc., the size of the class intervals is 10. The lower limit of fourth class is
- (a)40
- (b)50
- (c)20
- (d)30
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(d) 30
In a frequency distribution with classes 0 –10, 10 –20 etc., the size of the class intervals is 10. The lower limit of fourth class is
(d) 30