Q. 5 Find the mean salary of 60 workers of a factory from the following table:
Salary ( in Rs)(xi) | Number of workers(fi) | fixi |
3000 | 16 | 48000 |
4000 | 12 | 48000 |
5000 | 10 | 50000 |
6000 | 8 | 48000 |
7000 | 6 | 42000 |
8000 | 4 | 32000 |
9000 | 3 | 27000 |
10000 | 1 | 10000 |
Total |
The mean of the above data is given by
The mean salary of the workers working in the factory is Rs 5083.33