Across
- 2. value that measures how far each number in the set is from the mean
- 6. value that occurs most often
- 10. more than two SDs from the mean
- 15. average of data values
- 17. see: '14 down'
- 18. w/in two SDs of the mean
- 19. learn about group by having questions answered
- 20. part of the population from which data is gathered
- 22. summary measure calculated from a random sample
- 24. summary measure calculated by using all the members of a population
- 25. value that describes variation in terms of how far a value is from the mean
Down
- 1. mean < median
- 3. impartially assign subjects to treatment groups
- 4. uses observed information, group NOT interfered with
- 5. collection, organization, and analysis of data
- 7. researcher imposes different treatments
- 8. survey meant to be extrapolated to larger population
- 9. entire set of subjects in which there is an interest
- 11. mean = median
- 12. difference between highest and lowest values
- 13. median > mean
- 14. most data (95%) contained w/in two SDs of the mean
- 16. people impartially selected for sample survey or observational study
- 21. 'middle' of data values
- 23. how far in SDs a value falls from the mean