Across
- 2. describes a distribution whose histogram extends much farther to one side of the mean than the
- 3. describes a distribution whose histogram has its left and right sides as mirror images of each
- 5. a false treatment which should have no effect on an experiment
- 6. states that either a treatment has had no effect on a population
- 10. the proportion of times an outcome would occur over a large number of trials
- 12. tells what percent of a data set falls into a given category
- 13. the “average” of a data set
- 14. a type of bias that occurs when some groups of a population are left out of the selection
- 15. for the sample
- 16. measures the direction and strength of the linear relationship between two quantitative
- 17. an individual observation that falls outside the pattern of the data set
- 18. a specific experimental condition applied to an experimental unit or subject
Down
- 1. the point at which 50% of the data is above and 50% of the data is below
- 2. a part of the population used to gather information about the entire population
- 4. any group of subjects who receive a placebo during an experiment
- 5. the entire group of individuals that we want information about
- 7. describes a study which systematically favors certain outcomes
- 8. describes a study which systematically favors certain outcomes
- 9. the average of the squares of the deviations of the observation from their mean –
- 11. the difference between the maximum and minimum values of a data set
- 15. a number that describes a population