_____ Statistics Require Quantitative Dependent Variables and Are Usually Applied

question 28

Multiple Choice

_____ statistics require quantitative dependent variables and are usually applied when these variables are measured on a level that at least approximates interval characteristics.

• A)parametric
• B)nonparametric
• C)quantitative
• D)qualitative

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Definitions:

Absolute Threshold

The lowest level of stimulation that an organism can detect at least 50% of the time.

Attention

The process of sorting through sensations and selecting some of them for further processing.

Difference Threshold

The smallest difference in stimulus intensity required to detect a difference between two stimuli, also known as the just noticeable difference (JND).

Cornea

The tough, transparent, protective layer that covers the front of the eye and bends light rays inward through the pupil.