Examlex
Velocity addition: Two spaceships are approaching one another, each at a speed of 0.28c relative to a stationary observer on Earth. What speed does an observer on one spaceship record for the other approaching spaceship?
Independent Variable
In an experiment, the variable that is manipulated or changed to observe its effect on the dependent variable.
Amount of Television Viewing
Measures the total time an individual dedicates to watching television over a specific period.
Independent Variable
The variable in an experiment or study that is manipulated or controlled by the researcher to observe its effect on the dependent variable.
Level of Impulsivity
A measure of how much an individual makes quick decisions without considering the consequences.
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