Find the Probability of One Event or a Second Event $\frac { 2 } { 3 }$

question 273

Multiple Choice

Find the Probability of One Event or a Second Event Occurring
-A spinner has regions numbered 1 through 15 . What is the probability that the spinner will stop on an even number or a multiple of 3 ?

• A) \(\frac { 2 } { 3 }\)
• B) \(\frac { 7 } { 9 }\)
• C) \(\frac { 1 } { 3 }\)
• D) 12

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Definitions:

Positive Reinforcer

A prompt that, once introduced post-behavior, amplifies the chances of the behavior recurring.

Primary Reinforcer

A stimulus that satisfies a basic physiological need and is inherently rewarding without the need for learning.

Conditioned Reinforcer

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, acquires the ability to produce a learned response.

Partial Reinforcement

A conditioning schedule in which a behavior is reinforced only some of the time, leading to a more resistant response to extinction.