Examlex
The beta of a portfolio is a function of the standard deviations of the individual securities in the portfolio, the proportion of the portfolio invested in those securities, and the correlation between the returns of those securities.
Modeling Aggression
The process where individuals learn and replicate aggressive behaviors by observing others, particularly influential models.
Variable-Interval
A reinforcement schedule in which a reward is given after a random duration of time has elapsed following a response.
Fixed-Interval
In this reinforcement strategy, rewards are only allocated for the first response following a specified duration.
Fixed-Ratio
A reinforcement schedule wherein a reward is given after a predetermined number of responses have been made.
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