Determine Whether the Following Is a Probability Distribution

question 142

Essay

Determine whether the following is a probability distribution. If not, identify the requirement that is not satisfied.
- $$\begin{array} { r | r } \mathrm { x } & \mathrm { P } ( \mathrm { x } ) \\\hline 0 & 0.287 \\1 & 0.225 \\2 & - 0.027 \\3 & 0.339 \\4 & 0.080 \\5 & 0.096\end{array}$$

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Definitions:

Insulator

A material or device that prevents the passage of heat, electricity, or sound.

Amniotic Fluid

The protective liquid contained within the amniotic sac of a pregnant female, which surrounds and cushions the fetus.

Nourishment

The food or other substances necessary for growth, health, and good condition.

Yolk Sac

An extra-embryonic membrane that provides nutrition to the developing embryo in eggs and early stages of mammalian development.