Principal Component Analysis Is

question 20

Multiple Choice

Principal component analysis is

• A) Used to summarize data whilst retaining maximum variance.
• B) Used to summarize data whilst retaining minimum variance.
• C) Derive as few factors as possible.
• D) Derive as many solutions as possible.

---

Definitions:

Loading Dose

An initial higher dose of a drug to quickly achieve a therapeutic level in the body.

Maintenance Dose

The dose of medication needed to maintain a desired level of the drug in the bloodstream after the initial therapeutic effect is achieved.

Heart Failure

A chronic condition where the heart is unable to pump sufficiently to maintain blood flow to meet the body’s needs.

Cefaclor

An antibiotic medication used to treat a wide variety of bacterial infections by stopping the growth of bacteria.