When Used to Measure Attitudes,physiological Measures Such as Heart Rate

question 22

Multiple Choice

When used to measure attitudes,physiological measures such as heart rate and perspiration

• A)are particularly susceptible to social desirability bias.
• B)reveal the intensity of an attitude.
• C)reveal whether an attitude is positive or negative.
• D)are easier to control than behaviors such as nodding.

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Definitions:

Method of Limits

A psychological research method used to measure sensitivity to stimuli by gradually increasing or decreasing the stimulus intensity until it is detectable by the participant.

Adjustment

The process of adapting or becoming accustomed to new conditions or to a new environment.

Weber's Law

A rule which asserts that the minimal discernible change in a stimulus is a constant proportion of the initial stimulus.

Just Noticeable Difference

Just noticeable difference is the minimum difference in stimulation that a person can detect 50% of the time, also known as the threshold of sensory detection.