- 1. The smallest data value that cam be included in the class
- 2. The largest data value that can be included in the class
- 3. Are used to separate the classes so that there are no gaps in the frequency distribution
- 4. The midpoints of the classes
- 5. The difference between two consecutive lower class limits
- 6. Classes are increasing order, is the sum of the frequencies for that class and all previous classes
- 7. A measure of how spread out numbers are
- 10. Grouped frequently distribution
- 11. Ungrouped frequency distribution
- 12. Frequency distribution
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