Draw a histogram to represent the following frequency distribution of monthly wages of 255 workers of a factory.
| Monthly wages (in rupees) | 850-950 | 950-1050 | 1050-1150 | 1150-1250 | 1250-1350 |
| No. of workers | 35 | 45 | 75 | 60 | 40 |
Solution:
Draw a histogram for the following data:
| Class marks | 12.5 | 17.5 | 22.5 | 27.5 | 32.5 | 37.5 |
| Frequency | 7 | 12 | 20 | 28 | 8 | 11 |
Solution:
More Solutions:
- The class marks of a frequency distribution are given:
- A grouped frequency distribution table with class intervals:
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- What is the new mean age?