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Subject 2. Measurement Scaless somewhere between rare and nonexistent in the behavioral sciences. No interval scales measuring anxiety, such as the one described in the example, actually exist. A good example of an interval scale is the Fahrenheit measure of temperature. <span>Equal differences on this scale represent equal differences in temperature, but a temperature of 30°F is not twice as warm as one of 15°F.
Ratio Scale
Ratio scales are like interval scales except that they have true zero points. This is the strongest measurement scale. In addition to permitti