Determine Whether the Following Is a Probability Distribution

question 130

Essay

Determine whether the following is a probability distribution. If not, identify the requirement that is not satisfied.
-In a certain town, 70% of adults have a college degree. The accompanying table describes the probability distribution for the number of adults (among 4 randomly selected adults)who have a college degree. $$\begin{array} { c | r } \mathrm { x } & \mathrm { P } ( \mathrm { x } ) \\\hline 0 & 0.0081 \\1 & 0.0756 \\2 & 0.2646 \\3 & 0.4116 \\4 & 0.2401\end{array}$$

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Definitions:

Empowerment

Providing individuals with the authority, confidence, and means to increase control over their own lives or work.

Observes

The act of carefully watching or monitoring something or someone to gather information.

Behavior

How a person or a group acts or responds when influenced by stimuli from the environment or from within themselves.

Individual Piece-Rate System

A compensation system where employees are paid based on the number of units they produce or tasks they complete.