Across
- 3. tells us what values the variable takes and how often it takes these values
- 5. average squared deviation
- 6. The _______ distribution of one of the categorical variables in a two-way table of counts is the distribution of values of that variable among all individuals described by the table
- 8. minimum, quartile 1, median, quartile 3, maximum
- 10. the "midpoint" of the distribution. Half the numbers are bigger and half are smaller than this number.
- 11. A distribution is roughly _______ if the right and left sides of the graph are approximately mirror images of each other.
- 12. Abbreviation for Quartile 3 - Quartile 1
- 13. _______ or dot plots are good ways to display quantitative data
- 14. The _______ distribution describes the values of a variable among individuals who have a specific value of another variable
- 16. A _______ or bar graph is used to display categoral data
- 17. an observation that lies outside the overall pattern of a distribution
- 19. a distribution with a single peak
Down
- 1. the typical distance of the values in a distribution from the mean
- 2. used to give a quick overview of quantitative data, made with the 5-number summary
- 4. _______ variables place individuals into groups or categories
- 7. _______ variables take numerical values for which it makes sense to find an average
- 9. There is a(n) _______ between two variables if knowing the value of one helps predict the value of the other.
- 10. "x-bar"
- 15. the objects described by a set of data. Can be people, animals or things.
- 18. A distribution is skewed _______ if the right side of the graph is much longer than the left