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| Subjects who do not receive a change to the experimental variable |
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| any factor which the scientist keeps the same (does not vary) among the subjects |
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| a series of observations, measurements, or facts; information. Usually measurements. |
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| Data which is discovered and collected during an experiment |
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| a suggested explanation for a group of facts or phenomena, either accepted as a basis for further verification ( working hypothesis) or accepted as likely to be true |
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| Subjects which receive a change to the experimental variable. the X-Axis. |
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| A set of statements or principles devised to explain a group of facts or phenomena. Most theories that are accepted by scientists have been repeatedly tested by experiments and can be used to make predictions about natural phenomena. |
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| a method of investigation in which a problem is first identified and observations, experiments, or other relevant data are then used to construct or test hypotheses that purport to solve it |
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| A group of subjects that are exposed to the variable of a control experiment. |
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| is a categorical measurement expressed not in terms of numbers, but rather by means of a natural language description. |
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| information about quantities; that is, information that can be measured and written down with numbers. |
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| A conclusion is the result or outcome of an act or process. Determining whether or not the hypothesis is correct based on the data collected. |
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| only the doctors (not the patients) know which patients are receiving a placebo |
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| Neither the doctor nor patient know which patients are receiving a placebo |
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Definition
| a factor that the scientist changes only in the experimental group(s) |
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Definition
| a phenomenon in which subjects may get better even with a fake treatment |
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Term
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Definition
| a factor that the scientist changes only in the experimental group |
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