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Scintific Methology
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Term | Definition |
---|---|
Observation | What is seen or measured |
Infrence | a conclusion based on observation or evidence |
Hypothesis | Untested prediction. good ones states both cause and effect. |
Theory | A broad explanation of natural events that is supported by strong evidence. |
Controlled experiment | Compares the result of an experiment of two or more groups. |
Experimental group | group being tested or receiving the treatment. |
Control Group | Normal Group, should be identical in every way, does not receive treatment. |
Placebo | sugar pill or fake treatment given to control group so subjects don't know what group their in. |
Independent Variable | Variable that is being tested. in a Graph the independent variable is always plotted on the X axis. |
Dependent Variable | Variable that is measured at the end of the experiment. The dependent variable is always plotted on the Y axis. |