Researchers Using a Visual Cliff to Study Early Depth Perception

question 2

Multiple Choice

Researchers using a visual cliff to study early depth perception have found that infants:

• A)at 2 months of age will show a change in heart rate when placed on the "deep" side of the cliff
• B)show no response to the "deep" side of the cliff until they are 4 months old
• C)who are 6 months old are willing to cross the deep side of the cliff
• D)show no response to the "deep" side of the cliff until they are nearly 1 year old

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Definitions:

Z-Score

Another term for standard score, indicating the number of standard deviations a data point is from the mean of its distribution.

Standard Deviations

A statistical measure that quantifies the amount of variation or dispersion of a set of data values.

Standard Normal Distribution

A bell-shaped probability distribution characterized by a mean of zero and a standard deviation of one, used in many areas of statistical analysis.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values in a data set vary from the mean.