Across
- 2. two halves are mirror images
- 4. type of validity that refers to whether the instrument looks like it measures the target construct
- 5. categorical scales that have a natural ordering of values (e.g. finishing place in a race)
- 6. relationship that occurs when increases in one variable are associated with decreases in the second variable
- 10. laborious calculation of correlational statistics using ordinal-level data
- 11. standard deviation squared
- 13. the most widely used reliability approach is __________ consistency reliability
- 14. Two ways of explaining reliability: ____________ and consistency
- 15. the ability to screen in or diagnose a condition correctly
- 16. consistency in measuring the target attribute
- 17. explanatory data analysis is ___________ statistics
- 20. proportion of people who experienced an undesirable outcome in each group is ____________ risk
Down
- 1. highest value minus the lowest value in a distribution
- 3. evidence that different methods of measuring the same attribute yield similar results
- 7. categories don’t have any logical ordering (e.g. political party, gender)
- 8. the ability to rule out those without a condition (i.e. identify “true negatives”)
- 9. If the long tail points to the right, it is a ___________ skewed distribution
- 10. average amount of deviation of values from the mean
- 12. score or value to distinguish cases and noncases
- 18. specific numerical distance between each pair of levels (e.g. annual income, height)
- 19. the larger the __ __ __, the more accurate the instrument (3 letters)