Question

The following distribution give the daily income of $50$ workers of a factory

Daily income (in')	200-250	250-300	300-350	350-400	400-450	450-500
Number of workers	10	5	11	8	6	10

Draw the ogive of a "less than type' cumulative frequency distribution and hence obtain the median daily income.

Answer 1

Plot the points $(250,10),(300,15),(350,26),(400,34),(450,40),$ and $(500,50)$

From the graph,Median daily income $=Rs.345.45$