Answers

2016-03-16T19:52:16+05:30
Class size=upper limit of class interval-lower limit of class interval
Class size of class interval 5-10 = 10-5=5
Class size of class interval 10-15 = 15-10=5
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2016-03-16T19:59:54+05:30
The class size of class intervals 5-10 and 10-15 is 6


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