In Statistics, The $z$ -Score Formula $z = \frac { x - \mu } { \sigma }$

question 76

Short Answer

In statistics, the $z$ -score formula $z = \frac { x - \mu } { \sigma }$ is used in studying probability.
a. Solve $z = \frac { x - \mu } { \sigma }$ for $x$ .
b. Find $x$ when $z = 2.5 , \mu = 80$ , and $\sigma = 20$

---

Definitions:

Disinfection

The process of eliminating or reducing pathogenic microorganisms to a level where they are not able to cause infection.

Examining Table

A piece of equipment in healthcare settings designed for patients to sit or lie on during medical examinations or procedures.

Biohazardous Waste Container

A leakproof, puncture-resistant container, color-coded red or labeled with a biohazard symbol, that is used to store and dispose of contaminated supplies and equipment.

Paper Coverings

Disposable sheets or covers, often used in medical settings to maintain hygiene and prevent cross-contamination.