Q14 of 35 Page 209

A frequency polygon is drawn by the frequency of the class and

frequency polygon is made by plotting the mid-value as x-coordinate and the frequency as the y-coordinate and then joining them to get the frequency polygon.

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13

I have written in the following the frequency of the number of goals given by the team in our Kolkata football-league in previous month.


I draw the frequency polygon for the representation of the above data.

 14

Each of the area of each of the rectangle of a histogram is proportional to

 14

To draw a histogram, the class-boundaries are taken

 14

In case of drawing a histogram, the base of the rectangle of each class is