Select Board & Class

Login

Statistics

  • Construction of histogram of different class intervals

A histogram is a graphical representation of grouped data.

 

Example: 

Represent the given data in the form of a histogram.

 

Marks 0 – 20 20 – 30 30 – 50 50 – 60
Number of students 10 13 16 11

 

Solution:

Here, the minimum class size is 10.

Thus, we can find the adjusted frequencies using the following formula,

 https://img-nm.mnimgs.com/img/study_content/lp/1/9/7/111/152/403/899/9.1.14.1.1_ok_SS_html_3b25150.gif

 

Marks Number of students Class size Adjusted frequency
0 – 20 10 20
20 – 30 13 10
3…

To view the complete topic, please

What are you looking for?

Syllabus