Determine Whether the Following Is a Probability Distribution

question 25

Short Answer

Determine whether the following is a probability distribution. If not, identify the requirement that is not satisfied.
- $$\begin{array} { c | c } \mathrm { x } & \mathrm { P } ( \mathrm { x } ) \\\hline 0 & 0.15 \\1 & 0.33 \\2 & 0.22 \\3 & 0.28 \\4 & 0.02\end{array}$$

---

Definitions:

Intervertebral Disks

The cartilaginous pads situated between the vertebrae in the spine, acting as shock absorbers and facilitating flexibility and movement of the spinal column.

Skin Becomes

A foundational aspect of dermatology focusing on changes or reactions in the skin due to various factors, such as aging, environmental exposure, or health conditions.

Vitamin Content

The amount and types of vitamins present in food or dietary supplements, important for nutrition and health.

Loss of Muscle Fiber

The reduction or wasting away of muscle tissue, often due to aging, inactivity, or diseases affecting the muscles.