To Test Differences in Means Between Two or More Groups

question 14

True/False

To test differences in means between two or more groups, we need to ensure that the variable we are taking the mean of is ordinal-scaled.

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Definitions:

Oral Pharynx

A part of the throat located behind the mouth, serving as a pathway for food moving from the oral cavity to the esophagus, and air moving to and from the nasal cavity.

Dental Plaque

A sticky, colorless or pale yellow film that is constantly forming on your teeth, consisting of bacteria, saliva, and food particles.

Chlorhexidine Rinses

Antimicrobial mouthwash used to reduce bacteria in the mouth and help prevent oral infections.

Human Body

The complete structure of a human being encompassing physical and physiological attributes, including organ systems and functions.