A Random Variable Is Binomially Distributed with N = 16

question 77

Multiple Choice

A random variable is binomially distributed with n = 16 and π = 0.40.The expected value and standard deviation of the variables are

• A)2.00 and 1.24
• B)4.80 and 4.00
• C)6.40 and 1.96
• D)2.00 and 1.20

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Definitions:

Julian Rotter

An American psychologist known for developing social learning theory and the concept of locus of control.

Positive Affect

The experience of pleasurable emotions such as happiness, joy, enthusiasm, and contentment.

Reinforcement

In operant conditioning, a reward that, when applied following a behavior, increases the frequency of that behavior. In classical conditioning, this refers to the pairing of an unconditioned stimulus (such as food) with a conditioned stimulus (such as a bell).

Operant Response

A behavioral response that is influenced by the consequences that follow it, central to B.F. Skinner's operant conditioning theory.