If a Study Has All the Features of a True

question 16

Multiple Choice

If a study has all the features of a true experiment, any difference between conditions (e.g., a treatment group and a control group) may be due to the manipulation of the independent variable and/or to

• A) sample selection bias.
• B) history.
• C) random or chance variation.
• D) statistical regression.

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Definitions:

Macula

A small, specialized area on the retina responsible for sharp, detailed central vision.

Utricle

A part of the inner ear involved in sensing linear accelerations and head-tilts in the horizontal plane, contributing to balance and spatial orientation.

Semicircular Canals

Structures in the inner ear that are part of the vestibular system, helping to control balance and spatial orientation by detecting rotational movements.

Maculae

Specialized structures in the vestibular system of the inner ear, involved in sensing linear acceleration and gravity.