Ch. 14, 16

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