If $\mathrm { x }$ Is a Binomial Random Variable, Calculate $\sigma$

question 58

Multiple Choice

If $\mathrm { x }$ is a binomial random variable, calculate $\sigma$ for $\mathrm { n } = 60$ and $\mathrm { p } = 0.7$ . Round to three decimal places when necessary.

• A) \(6.481\)
• B) \(3.55\)
• C) 42
• D) \(12.6\)

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Definitions:

Operant Conditioning

A method of learning that occurs through rewards and punishments for behavior, operant conditioning involves an association between behaviors and their consequences.

Reinforcement

In behaviorism, any event that strengthens or increases the likelihood of a behavior.

Fixed-Interval Schedules

A schedule of reinforcement where rewards are provided after a fixed amount of time has passed since the last reinforcement.

Variable-Interval Schedules

A reinforcement schedule in operant conditioning where responses are rewarded after an unpredictable amount of time has passed.