Examlex
When Imelda was young, she used to be fascinated by shoe commercials on TV. She was particularly impressed by how happy people seemed to be when buying shoes. As an adult, Imelda goes shopping for shoes at every chance she gets. This is an example of
Placebo
An inert or non-effective substance or treatment given to a participant in a study, used to contrast with an active substance to test its efficacy.
Test
An assessment or examination intended to measure a test-taker's knowledge, skill, aptitude, physical fitness, or classification in many other topics.
Independent Variable
The variable in an experiment that is manipulated to observe its effect on the dependent variable.
Dependent Variable
The variable in an experiment that is affected by manipulation of the independent variable, and is measured or observed by the researcher.
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