Compute Probabilities Involving Permutations and Combinations
-A Box Contains 26 $\frac { 1 } { 14,950 } ; \frac { 1463 } { 2990 }$

question 42

Multiple Choice

Compute Probabilities Involving Permutations and Combinations
-A box contains 26 widgets, 4 of which are defective. If 4 are sold at random, find the probability that (a) all are defective (b) none are defective.

• A) \(\frac { 1 } { 14,950 } ; \frac { 1463 } { 2990 }\)
• B) \(\frac { 2 } { 13 } ; \frac { 11 } { 13 }\)
• C) \(\frac { 1 } { 358,800 } ; \frac { 1 } { 89,700 }\)
• D) \(\frac { 1 } { 26 } ; \frac { 2 } { 13 }\)

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Definitions:

Desired Response

The preferred or intended outcome or reaction to a specific stimulus or set of circumstances.

Intermittent Reinforcement

A conditioning schedule where rewards or punishments are given out irregularly, which can strengthen behavior.

Learned Helplessness

A condition in which a person suffers from a sense of powerlessness, arising from a traumatic event or persistent failure to succeed.

Generalization

The process of applying the findings or conclusions from specific instances to broader contexts or populations.