Examlex
Many psychological experiments are conducted in which undergraduate psychology majors are required to serve as research participants in return for course credit. Comment on what effects this type of participant selection might have on the ecological validity of the experiments.
Hemispheres
Refers to either of the two symmetrical halves of the brain, each responsible for specific functions and processes.
Sensation
Sensation is the process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment.
Mean
A statistical measure representing the average of a set of numbers, calculated by dividing the sum of all values by the number of values.
Parsimonious Theory
A theory that explains phenomena in the simplest way possible, using the fewest possible assumptions or variables.
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