What are the various methods of measuring dispersion in Statistics? In two factories A and B engaged in similar type of industry, the average weekly…
2026 · Solved Question with Answer
What are the various methods of measuring dispersion in Statistics? In two factories A and B engaged in similar type of industry, the average weekly wages and variance are given below:
| Factory A | Factory B | |
|---|---|---|
| Average weekly wages (Rs) | 186 | 175 |
| Variance of wages | 81 | 100 |
| No. of wage earners | 500 | 600 |
i. Which factory pays larger amount as weekly wages?
ii. Which factory shows greater variability in the distribution of weekly wages?
iii. What is the mean, standard deviation and variance of all the workers' wages in two factories taken together?