Categorical Data _____

question 12

Multiple Choice

Categorical data _____.

• A) are always nonnumeric
• B) may be either numeric or nonnumeric
• C) are always numeric
• D) indicate either how much or how many

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Definitions:

Bacteria

Single-celled microorganisms that can be found in a variety of environments, some of which can cause disease while others are beneficial.

Gram Stain

A method used in microbiology for the differentiation of bacteria into two groups, Gram-positive and Gram-negative, based on the chemical and physical properties of their cell walls.

Crystal Violet

A triarylmethane dye used in Gram staining, antiseptics, and also as a textile dye.

Microorganisms

Tiny living organisms, often microscopic, such as bacteria, viruses, fungi, and protozoa, that can have various effects on other living organisms.