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RD Chapter 23- Graphical Representation of Statistical Data Ex-23.3 Interview Questions Answers

Question 1 : Construct a histogram for the following data:

Answer 1 :

Histogram is given below:

Question 2 : The distribution of heights (in cm) of 96 children is given below. Construct a histogram and a frequency polygon on the same axes.

Answer 2 :

Histogram and frequency polygon is given here.
Draw midpoints Of each rectangle at the top and join them to get a frequency polygon.