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Calculating Cumulative Frequency Practice Problems
For each set of data, calculate the cumulative frequency by following these steps:
Sort the data in ascending order.
Create a frequency table that shows how many times each value occurs.
Create a cumulative frequency column that adds up the frequencies as you go down the list.
1. 8, 6, 4, 5, 7, 6, 4, 5, 9, 6
2. 12, 15, 17, 16, 12, 14, 19, 16, 18, 15, 13
3. 25, 29, 31, 33, 34, 28, 30, 29, 27
4. 4, 7, 6, 4, 5, 8, 6, 4, 5, 7, 6
5. 2, 5, 4, 6, 3, 7, 4, 5, 6, 3, 4, 5
6. 11, 10, 12, 13, 11, 10, 9, 12, 14
7. 60, 55, 65, 70, 62, 64, 61, 57, 59, 63
8. 21, 23, 25, 24, 27, 22, 26, 23, 22
9. 33, 37, 35, 36, 34, 39, 38, 37, 35
10. 14, 12, 16, 15, 17, 13, 12, 14, 15, 16
11. 3, 7, 6, 8, 5, 9, 7, 4, 6, 8
12. 28, 27, 31, 29, 26, 30, 27, 28, 25
13. 6, 7, 4, 5, 6, 8, 7, 5, 6, 7, 4, 5
14. 18, 21, 19, 22, 23, 20, 19, 21, 24
15. 8, 12, 10, 13, 11, 9, 14, 11, 10
16. 2, 5, 3, 4, 6, 5, 3, 4, 6, 5, 3
17. 45, 50, 47, 48, 52, 49, 51, 50, 46
18. 10, 8, 11, 12, 9, 13, 11, 9, 10, 12
19. 30, 32, 29, 33, 31, 28, 34, 33, 32
20. 17, 14, 16, 18, 15, 13, 19, 16, 15
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