An Informal Test for Normality That Utilizes a Scatterplot and Looks

question 20

Multiple Choice

An informal test for normality that utilizes a scatterplot and looks for clustering around a 45° line is known as a(n)

• A)Lilliefors test.
• B)empirical cumulative distribution function.
• C)p-test.
• D)quantile-quantile plot.

---

Definitions:

Air Conduction

The process by which sound waves enter the ear through the external auditory canal and are then transmitted through the middle and inner ear.

Membranous Labyrinth

A system of fluid-filled sacs and tubes within the inner ear involved in hearing and balance.

Endolymph

A fluid contained within the membranous labyrinth of the inner ear, playing a key role in both hearing and balance.

Weber Test

A quick screening test for hearing that involves placing a tuning fork on the center of the forehead to assess bone conduction of sound.