Vocabulary
Across
- 2. both the participants and researchers are unaware of who is receiving the treatment
- 4. the outcome factor
- 7. portion of the target population that is similar to the target population
- 11. assigning participants to groups by chance
- 13. a predisposition to a certain point of view despite what the facts suggest
- 14. collecting data by asking questions of people in a particular group
- 15. the group exposed to the treatment
- 17. might produce an effect in an experiment
- 18. type of sample where subgroups are represented proportionally
- 19. a type of question that prompts or encourages the desired answer
Down
- 1. the experimental factor (treatment) that is manipulated
- 3. an investigator manipulates one or more variables to observe the effect
- 5. type of sample where each member of the population has an equal chance of selection
- 6. any factor other than the I.V.
- 8. an educated guess
- 9. total group to be studied or described and from whom samples may be drawn
- 10. the group not exposed to the treatment
- 12. a substance or treatment that has no effect apart from a person’s belief in its effect
- 15. collecting data through human or animal participants
- 16. standards for proper and responsible behavior
- 18. participants do not know whether they are in the experimental group or the control group