Across
- 3. When a study is conducted more than once on a new sample of participants and obtains the same basic results
- 8. The ability of a study to rule out alternative explanations for a relationship between two variables; ________ validity
- 9. An alternative explanation for a relationship between two variables
- 11. The specific way of measuring or manipulating an abstract variable in a particular study; ___________ definition
- 13. Something of interest that differs from person to person or situation to situation
- 15. A measure of central tendency that is the middlemost score; it is obtained by lining up the scores from smallest to largest and identifying the middle score
Down
- 1. A variable whose values the researcher controls, usually by assigning different participants to different levels of that variable
- 2. A set of propositions explaining how and why people act, think, or feel
- 4. The full set of cases the researcher is interested in.
- 5. A local panel of researchers, teachers, citizens, and others who determine whether a research study lives up to the community’s ethical standards
- 6. A process of inference that applies rules of logic and probability to estimate whether the results obtained in a study’s sample are the same in a larger population; statistical ___________
- 7. A specific prediction stating what will happen in a study if the theory is correct
- 10. A measure of central tendency that is the arithmetic average of a group of scores
- 12. The degree to which it is reasonable to generalize from a study’s sample to its population of interest; ________ validity
- 14. An observational research method in which researchers study one or two individuals in depth, often those who have a unique condition; _____ study