Across
- 3. in an experiment, a group that is identical to a control group except for one factor and that is compared with the control group
- 4. in an experiment, a group that serves as a standard of comparison with another group to which the control group is identical except for one factor
- 6. a testable idea or explanation that leads to scientific investigation
- 8. any pieces of information acquired through observation or experimentation
- 9. a statement made in advance that expresses the results that will be obtained from testing a hypothesis if a hypothesis is supported
Down
- 1. the linear dependence between two variables
- 2. a factor that changes in an experiment in order to test a hypothesis
- 5. the process of obtaining information by using the senses
- 7. a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth