The daily wages of 80 workers of a factory are shown below. Find the mean of the following data by using a suitable method Amount (Rs) 300-400 400-500 500-600 600-700 700-800 No of workers 14 18 23 15 10
Answers
Answered by
40
Given data is
Now, frequency distribution table for calculations of mean using Step Deviation Method.
So, we get from above table
Now, we know, Mean using Step Deviation Method is given by
So, on substituting the values, we get
▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬
Additional Information :-
1. Mean using Direct Method is given by
2. Mean using Short Cut Method is given by
Similar questions
English,
9 days ago
Math,
9 days ago
History,
19 days ago
Hindi,
9 months ago
Accountancy,
9 months ago