Question

The given table shows the daily income of workers of two factories. Draw the Lorenz Curves for both the factories.

Daily Income (₹)	0−100	100−200	200−300	300−400	400−500
Factory A	8	7	5	3	2
Factory B	15	6	2	1	1

Answer 1

For Factory A

Daily Income	Mid Value	Cumulative Mid Value	% Cumulative Mid Value	No. of worker (f)	(c.f.)	% Cumulative Frequency
0−100	50	50	4	8	8	32
100−200	150	200	16	7	15	60
200−300	250	450	36	5	20	80
300−400	350	800	64	3	23	92
400−500	450	1250	100	2	25	100

For Factory B

Daily Income	Mid Value	Cumulative Mid Value	% Cumulative Mid Value	No. of worker (f)	(c.f.)	% Cumulative Frequency
0−100	50	50	4	15	15	60
100−200	150	200	16	6	21	84
200−300	250	450	36	2	23	92
300−400	350	800	64	1	24	96
400−500	450	1250	100	1	25	100