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Bio 12 Activity 1
Scientific Method Cards
| Term | Definition |
|---|---|
| Control Group | in an experiment, the group closely resembling the experimental group in many demographic variables but not receiving the factor under study and thereby serving as a comparison group when results are evaluated |
| Control | subject that is used as a constant and unchanging standard of comparison |
| Dependent Variable | the event studied in an experiment and expected to change when the independent variable is changed |
| Experiment | Scientific approach to testing a hypothesis |
| Experimental Group | group of subjects exposed to the variable in a control experiment |
| Hypothesis | tentative explanation or educated guess about a problem |
| Independent Variable | a manipulated variable in an experiment; its presence determines the change in the dependent variable |
| Procedure | a series of steps taken to complete an experiment |
| reliability | yielding the same or compatible results in different experimental trials |
| Sample Size | the number of observations in a sample. |
| Scientific Method | a methodical approach to designing and conducting an experiment |
| Theory | a major hypothesis accepted by the scientific community because it has repeatedly survived several tests. |
| Validity | correctly inferred or deduced as a premise. |