Across
- 1. The normal distribution with mean 0 and standard distribution 1
- 4. observes without controlling
- 7. Sample those who are convenient
- 8. group, then pick from each group
- 9. preferred method of sampling a population
- 10. A collection of all data
- 13. imposes a treatment
- 14. Every member of a sample is asked questions
- 15. Uses a model to reproduce conditions of a situation
- 18. A chain about a characteristic of a population
- 20. encourage a particular response, not enough information, too sensitive, more than one issue
- 21. The bell-shaped curve of normal distribution
- 22. volunteer
- 24. A numerical representative of a sample
- 25. The z-value for a particular x-value
Down
- 2. A variable whose value is determined by the outcomes of a probability experiment
- 3. A function that gives the probability of each possible value of a random variable
- 5. Representative of the population you want information about
- 6. a measure of how dispersed data is compared to the mean
- 11. A numerical representative of a population
- 12. A bell-shaped curve that is symmetric about the mean
- 16. group, then pick one whole group
- 17. Average
- 19. A subset of a population
- 20. An error that results in misrepresentation of a population
- 23. Rule (ex. every other group)