Research by Ambady and Colleagues Has Demonstrated That Impressions of Professors

question 179

Multiple Choice

Research by Ambady and colleagues has demonstrated that impressions of professors formed after observing only 10 seconds of behavior

• A)were similar to the perceptions of students who had observed the professor all semester.
• B)determined that the professors were naïve and submissive.
• C)were less accurate than those who had longer observations of the professors.
• D)were more accurate than those who only observed for 6 seconds.

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Definitions:

Mode

The value that appears most frequently in a data set.

Sample Mean

The average value calculated from a sample, intended to estimate the population mean from which the sample was drawn.

Sample

A subset of a larger population selected for measurement or observation, intended to represent the larger group.

Standard Deviation

Standard deviation is a measure that quantifies the amount of variance or dispersion of a set of data values, indicating how much the values differ from the mean of the set.