Across
- 2. recorded observations
- 3. a proposed explanation for a set of observations
- 4. data made of observations and descriptions
- 5. experiment where one group is compared to another after manipulation by the researcher
- 7. a way of knowing, an approach to understanding the natural world
- 10. the ______ always refers back to hypothesis
- 11. a treatment with no medicinal value
- 12. variable affected by independent variable
Down
- 1. data made of numbers
- 6. variable that may interfere with data analysis
- 8. variable that is manipulated by the researcher
- 9. a hypothesis cannot be proven only ________