When a Radio Talk Show Host Asked Listeners to Call

question 64

Multiple Choice

When a radio talk show host asked listeners to call in their opinions regarding legislation increasing social security benefits,the overwhelming response was support for the increase.All of the following are likely shortcomings of this survey EXCEPT:

• A)the lack of a representative sample.
• B)the issue of volunteer bias.
• C)the tendency to lie about touchy subjects.
• D)the method of subject recruitment.

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Definitions:

Stimuli

Environmental events or conditions that elicit responses from organisms.

Texture Gradient

A depth cue in which the gradual change in appearance of objects from coarse to fine texture signals increasing distance.

Linear Perspective

A technique in drawing and painting that creates the illusion of depth on a flat surface by converging parallel lines towards a single vanishing point on the horizon.

Interposition

A cue for depth perception where one object overlaps another, which then appears further away.