Q. 84.1( 18 Votes )

Let L be the lower class boundary of a class in a frequency distribution and m be the midpoint of the class. Which one of the following is the upper class boundary of the class?
A.

B.

C. 2m – L

D. m – 2L

Answer :

Given,


Mid-point of class = m


We know that,


Mid-point = upper class limit + lower class limit)


m = upper class limit + lower class limit)


lower class limit = l (given)


upper class limit + l = 2m


upper class limit = 2m – l .

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses