Examlex
A(n) ________ is an emerging technology that uses wireless communication to exchange data between computing devices using short-range radio communication,typically within an area of 10 meters.
Independent Variable
In an experiment, the variable that is manipulated or changed by the researcher to observe its effects on the dependent variable.
Manipulated
Altered, controlled, or handled skillfully, often with the implication of unfairness or deceit.
Optimism
A mental attitude characterized by hope and confidence in success and a positive future.
Placebo
A harmless pill, medicine, or procedure prescribed more for the psychological benefit to the patient than for any physiological effect.
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