Across
- 4. The value that appears most often in a data set.
- 5. A measure of how spread out data is, the square root of variance.
- 6. The entire group being studied.
- 9. A value calculated from a sample.
- 12. The average of the squared deviations from the mean.
- 13. The difference between the maximum and minimum values.
- 15. The arithmetic average of a data set.
Down
- 1. A symmetric, bell-shaped distribution.
- 2. A value that describes a characteristic of a population.
- 3. A measure of the strength and direction of a relationship between two variables.
- 7. An extreme value that differs greatly from the rest of the data.
- 8. A graph that uses bars to represent frequency of data intervals.
- 10. The middle value in an ordered data set.
- 11. A systematic error that leads to incorrect estimates.
- 14. A subset of the population.