Across
- 3. numeral description of a sample characteristics
- 6. distribution a function that gives the probability of each possible value of a random variable
- 8. a claim about a characteristic of a population
- 10. sample a population is divided into smaller groups that share a similar characteristic
- 12. an investigation of one or more characteristics of a population
- 13. sample only members of a population who are easy to reach are selected
- 16. normal distribution with mean 0 and standard deviation
- 17. curve symmetric about the mean
- 19. an error that results in a misrepresentation of a population
- 20. sample each memeber of a population has an equal chance of being selected
- 23. subset of a population
- 24. is the collection of data
- 25. numerical description of a population characteristics
Down
- 1. sample representative of the population that you want information about
- 2. sample a population is divided into groups called
- 4. sample members of a population can volunteer to be in the sample
- 5. model to reproduce the conditions of a situation or process so that the simulated outcomes closely match the real word outcomes
- 7. sample overrepresents or under-represents part of the population
- 9. question questions that are flawed in a way that leads to inaccurate results
- 11. variable vaule is determined by the outcome of a probability experiment
- 14. z-value for a particular x-value
- 15. sample a rule is used to select members of a population
- 18. study observes individuals and measures variables without controlling the individuals on their environment
- 21. distribution a bell shaped curved
- 22. imposes a treatment on individuals in order to collect data on their reponse