The daily income of a group of a factory workers.
Daily Income Number of workers
(in Rupees)
in a factory
75-100
100-125
30
125-150
150-175
175-200
200-225
225-250
125
480
Answers
Given : daily income of a group of a factory workers.
To find : Mean income of workers
Solution:
Daily income Mean d= (87.5-162.5)/25 f Workers d*f
75 - 100 87.5 -3 45 -135
100-125 112.5 -2 35 -70
125-150 137.5 -1 55 -55
150-175 162.5 0 30 0
175-200 187.5 1 50 50
200-225 212.5 2 125 250
225-250 237.5 3 140 420
480 460
Mean = 162.5 + 25 * 460/480
=162.5 + 23.96
= 186.46
Mean income of workers = 186.46 Rs
Learn more:
A frequency distribution of funds collected by 120 workers in a ...
https://brainly.in/question/11759487
Find mean by step deviation method. Weight No. of packets 200-201 ...
https://brainly.in/question/3101325
Answer:
Hope this is helpful
Make me as brainlist please
