Across
- 3. to incorporate a parallel experiment as a standard of comparison in a scientific study
- 6. a test or procedure done for the purpose of learning or proving something
- 7. a way of doing something
- 9. to study carefully or in detail
- 10. to see, or to watch closely
Down
- 1. neither the experimenter nor the subjects know which group is the test group
- 2. a judgment that you form after considering all the evidence
- 4. an idea or theory that is based on some evidence but has not yet been proven
- 5. to give evidence
- 8. an inactive substance used in a controlled experiment to test the effects of an active substance