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Lesson 1.1A Vocab

Biology 12

Control Part of the experiment where the independent variable is not included
Control Group The group in experiments that involves organisms that experiences constant variables
Dependent Variable Observed variable that changes in response to the independent variable
Experiment A scientific approach to testing a hypothesis
Experimental Group Group of subjects that are exposed to the variable in a control experiment
Hypothesis An educated guess about a problem
Independent Variable -manipulated in an experiment - presence determines the change in the dependent variable
Procedure Series of steps taken to carry out an experiment
Reliability yielding the same or compatible results in different experimental trials
Sample Size -number of units in a population to be studied - should be big enough to have a high likelihood of detecting a true difference between 2 groups
Scientific Method a methodical approach to designing and conducting an experiment
Theory a hypothesis that has been tested several times and has data that supports it. Implies that the scientific community has confidence in interpretation of a particular phenomenon.
Validity correctly inferred or deducted from a premis
Created by: LarissaWhitehead