Dizziness and Vertigo Occur at Greater Rates in Older Adults

question 90

Multiple Choice

Dizziness and vertigo occur at greater rates in older adults due to all of the following factors except

• A) age-related structural changes in the vestibular system.
• B) problems integrating sensory information coming to the brain to control posture.
• C) difficulty in sending visual cues to the front of the brain for processing in the occipital cortex.
• D) certain medications and illnesses that increase dizziness.

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Definitions:

Wilcoxon Rank Sum Test

This statistical test, which doesn't assume a specific distribution, is used to assess if two distinct samples have different population mean rankings.

Mann-Whitney Test

A non-parametric test used to evaluate whether two independent samples are drawn from the same distribution or differ significantly.

Nonparametric Test

A type of statistical test that does not assume a specific distribution for the data, often used when data doesn't meet the assumptions required for parametric tests.

Normally Distributed

Describes a probability distribution that is symmetrical around its mean, showing that data near the mean are more frequent in occurrence than data far from the mean.