Mathematics
Rewrite the following cumulative frequency distribution into frequency distribution:
Less than or equal to 10 = 2
Less than or equal to 20 = 7
Less than or equal to 30 = 18
Less than or equal to 40 = 32
Less than or equal to 50 = 43
Less than or equal to 60 = 50
Statistics
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Answer
The frequency distribution table for given data is :
| Class | Cumulative frequency | Frequency |
|---|---|---|
| 0 - 10 | 2 | 2 |
| 11 - 20 | 7 | 5 (7 - 2) |
| 21 - 30 | 18 | 11 (18 - 7) |
| 31 - 40 | 32 | 14 (32 - 18) |
| 41 - 50 | 43 | 11 (43 - 32) |
| 51 - 60 | 50 | 7 (50 - 43) |
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