To Compare the Means of Two Populations Which Cannot Be

question 75

True/False

To compare the means of two populations which cannot be assumed to be normally distributed and only ordinal-level data is available from two independent samples, The Mann-Whitney U test should be used instead of the t-test for independent samples..

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Definitions:

Bolus

A term used to describe a mass of substance, especially chewed food at the moment of swallowing.

Pharyngeal Constriction

The process of tightening the pharyngeal muscles to assist in swallowing, crucial for moving food from the mouth to the esophagus.

Peristalsis

A sequence of muscular contractions resembling waves that propel food along the digestive system.

Segmentation

The division of body regions into segments, a common process in the development and organization of organisms.