The Threat to Reliability Known as Observer Drift Refers To

question 19

Multiple Choice

The threat to reliability known as observer drift refers to:

• A)the individual being observed altering his or her behavior as a response to being observed.
• B)the degree to which the researcher has adequately controlled extraneous variables.
• C)a researcher using his/her own personal judgment regarding the performance of a participant in a study.
• D)the passage of time and both foreseen and unforeseen events that arise.

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Definitions:

Simultaneously

Occurring, operating, or done at the same time, often describing events or processes that happen concurrently.

Frequencies

The rate at which a vibration occurs that constitutes a wave, either in a material (as in sound waves), or in an electromagnetic field (as in radio waves and light).

Neurons

Cells within the nervous system that transmit information to other nerve cells, muscles, or gland cells.

Timbre

The distinctive quality of a sound that distinguishes it from other sounds of the same pitch and volume.