It Is Important to Know the Demographic Variables Among Study

question 23

Multiple Choice

It is important to know the demographic variables among study subjects in order to:

• A) calculate central tendency and standard deviation of study scores.
• B) ensure that control and experimental subjects are different.
• C) ensure that outcomes are not caused by independent variables.
• D) understand how well the sample represents the target population.

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Definitions:

Gauge

A measurement of the thickness or size of various objects, notably the diameter of a wire, body thickness, or the bore of a firearm.

Needles

Thin, cylindrical objects made of metal or plastic, designed for various purposes including sewing, medical injections, and as components of medical devices.

Z-track

An injection technique designed to seal the medication in muscle tissue and prevent it from leaking into subcutaneous tissues.

Subcutaneous

Under the skin.