If the onset of a light reliably signals the onset of food, a rat in a Skinner box will work to turn on the light. In this case, the light is a _____ reinforcer.
Fill in the blank(s) with the appropriate word(s).
Conditioned
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The small helmet decals given to football players who have an outstanding performance are examples of:
a. variable reinforcers b. primary reinforcers c. negative reinforcers d. conditioned reinforcers
What percentage of individuals in the United States identifies themselves as gay, lesbian, or bisexual?
A) less than 1% B) 1 to 3% C) 5 to 10% D) 10 to 12%
Which of the following genetic or chromosomal abnormalities is correctly described?
A. In Down syndrome, the brain tissues of the cortex degenerate, resulting in death. B. In sickle-cell anemia, the child receive an extra chromosome during conception and, as a result, develop severe mental disabilities. C. In Tay-Sachs disease, the body starts producing abnormally shaped red blood cells. D. In phenylketonuria, the body is unable to produce a critical enzyme, which results in an accumulation of poisons that cause profound intellectual disabilities.
In most PET and functional MRI studies of cognitive processes, the signal-to-noise ratio is increased by
A) subtraction. B) addition. C) signal averaging. D) signal splitting. E) multiplication.