Suppose That a Participant Completes a Task in a Research

question 10

Multiple Choice

Suppose that a participant completes a task in a research study faster than he or she would have completed the task outside the study (i.e., in their natural surroundings) . This would be an example of ______.

• A) regression toward the mean
• B) maturation
• C) a history effect
• D) the Hawthorne effect

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Definitions:

Pinna

The visible part of the ear that resides outside the head, which serves to collect and direct sound waves into the ear canal.

Wavelength

Wavelength is the distance between identical points in the adjacent cycles of a waveform signal propagated in space or along a wire, which determines the frequency of the sound or electromagnetic wave.

Hue

A color or shade in the spectrum, which is perceived by the eye and identified as a distinct color name.

Decibels

A unit of measurement used to express the intensity of sound or the power level of an electrical signal by comparing it with a given level on a logarithmic scale.