Human Variation

question 28

Multiple Choice

Human variation:

• A)can be clinal for some traits and discontinuous for others
• B)is such that populations similar for one trait will always be similar for all traits
• C)is not affected by migration
• D)all of the above

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Definitions:

Fixed-interval

A method of reinforcement where rewards are dispensed for the initial response after a set time period has elapsed.

Variable-interval

A schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed, in behaviorism.

Positive Reinforcement

A process by which the likelihood of a behavior's occurrence is increased through the addition of a desirable stimulus immediately following the behavior.

Productivity Goal

An objective set to achieve a specific level of output or efficiency in work or other activities, aiming to optimize performance.