Which of the Following Statements About Rank Correlation Is NOT

question 9

Multiple Choice

Which of the following statements about rank correlation is NOT true?

• A) Rank correlation is sometimes used to approximate product moment correlation
• B) If one variable is non-numeric the rank correlation is most appropriate
• C) Rank correlation can be used if variables can be placed in order (e.g. of size)
• D) Rank correlation is usually considered to be more accurate than product moment correlation

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Definitions:

Sensory Adaptation

The process by which sensory receptors become less sensitive to constant or unchanging stimuli.

Stimulus Energies

The physical or environmental energies that an organism can detect and respond to, such as light, sound, and temperature.

Sensory Receptors

Specialized cells or nerve endings that respond to changes in the environment and transmit signals to the nervous system.

Sensation

The process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment.