Q. 7

The table given below shows the weekly expenditures on food of some households in a locality.


Draw a 'less than type ogive' and a 'more than type ogive' for this distribution.

Answer :

The frequency distribution table for ‘less than’ type is:



Lets plot the graph of ‘less than ogive’, taking upper limits of the class intervals on x - axis and cumulative frequencies on y - axis.



The frequency distribution table for ‘more than’ type is:



Lets plot a graph of ‘more than’ ogive, taking lower limits of the class intervals on x - axis and cumulative frequencies on y - axis.



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