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Vocab Experimental Design

Study these terms before taking the pretest.

AB
Part of the experiment that is changed or manipulated (only one can be changed); the “if” part of your hypothesisindependent variable
Used as a comparison in the experiment for seeing if the change you make in the I.V. is the D.V.’s predicted result.control
Factor which changes in a scientific investigationvariable
The parts of the experiment that stay the same throughout every trial.constant
The result of the experiment that may change as a result of manipulating the independent variable; the “then” part of your hypothesis; DV = datadependent variable
Determine what information is given by data collected (graphs and tables)analyze
The answers to your problem, answers your hypothesis.conclusion
Doing the experiment at LEAST three times to make sure that the results are accurate.repeated trials
The written summation of an experimentconclusion
Measurement of the dependent variabledata
What you are trying to solve or figure out.problem
Testing your hypothesis.experiment
The list of items you will need to perform the experiment.materials
Gathering information.research
The step-by-step directions for the experiment.procedure
Visual representation of information or datagraph
A logical interpretation based on observations and prior knowledgeinference


Teacher
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