After a Lifetime of Blindness, a Newly-Sighted Man Walks Toward

question 659

Multiple Choice

After a lifetime of blindness, a newly-sighted man walks toward what he thinks are toy cars next to the sidewalk. However, as he gets closer the cars seem to grow. This man lacks

• A)shape constancy.
• B)size constancy.
• C)brightness constancy.
• D)retinal disparity.

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Definitions:

Coefficient of Correlation

A mathematical tool that quantifies the robustness and bearing of a linear association between two entities.

Variation

The degree to which values in a dataset vary from one another and from the dataset’s average.

Population Correlation

A measure of the strength and direction of a linear relationship between two quantitative variables across the entire population.

Coefficient

A numerical or constant quantity placed before and multiplying the variable in an algebraic term.