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Following table shows a frequency distribution for the speed of cars passing through at a particular spot on a high way:
| Class interval \((km/h)\) | Frequency |
| \(30 - 40\) | \(3\) |
| \(40 - 50\) | \(6\) |
| \(50 - 60\) | \(25\) |
| \(60 - 70\) | \(65\) |
| \(70 - 80\) | \(50\) |
| \(80 - 90\) | \(28\) |
| \(90 - 100\) | \(14\) |
Draw a histogram and frequency polygon representing the data above.
Important!
This is a self assessment task. Solve this question and assess the solution steps after the completion of test on your own.
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