For One Group of Pigeons, a Black Vertical Bar on a White

question 64

Multiple Choice

For one group of pigeons, a black vertical bar on a white key light served as the S+ and the blank key light the S-. For another, the bar served as the S- and the blank key light the S+.When the bar was rotated toward the horizontal, the first group decreased pecking, and the second increased pecking.This demonstrates that

• A)the response required influences discrimination training.
• B)excitatory and inhibitory conditioning can occur in discrimination training.
• C)discrimination training results in either excitatory or inhibitory conditioning, but not both.
• D)overshadowing can influence discrimination training.

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Definitions:

Double Negatives

A grammatical construction that uses two negative elements to convey a positive assertion indirectly.

Hidden Negatives

Subtle, often overlooked elements that may have a negative impact or convey a negative message.

Arrogant

Exhibiting an overbearing sense of self-importance or superiority.

Indicator

A sign or piece of information that indicates the state or level of something, often used in contexts like finance, science, or health.