Question

- aus find the size of class interval 0-15, 15-30 etc
(d, 30
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Answer 1

Answer:

the class size is 15 subtract you'll get it

Answer 2

Given : class interval 0-15, 15-30 etc​

To Find : size of class interval

Solution:

class size =  Upper Class boundary - Lower class boundary

or it can be defined as :

class size = Upper class limit - lower class limit for exclusive class interval

class size = Lower class limit  of next interval - lower class limit  for inclusive  class interval

class interval 0-15, 15-30

 Class size =   15 - 0  = 15

size of class interval 0-15, 15-30  is 15

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if 1-10 11-20 21-30 are the classes the upper limit of the class 11 -20 is

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