In the Context of the Difference Threshold, Identify the Correct

question 14

Multiple Choice

In the context of the difference threshold, identify the correct statement. 

• A)Weber's constant is especially accurate when comparing extremely bright or extremely dull lights. 
• B)On average, people can tell when a tone rises or falls in pitch by an extremely small one-third of 1 percent. 
• C)On average, people can detect differences in saltiness of less than 10 percent. 
• D)Ernst Weber discovered through laboratory research that the threshold for perceiving differences in the intensity of light is about 20 percent of their intensity.

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Definitions:

Coefficient of Variation

A statistical measure of the dispersion of data points in a data series around the mean, indicating the level of volatility.

Probability Distribution

A statistical analysis function that maps out all prospective values and their probabilities for a random variable within an established scope.

Standard Deviation

A statistical measure of the dispersion or variability of a set of data points, commonly used in finance to assess the volatility of an investment's returns.

Market Return

The total return on investment in the stock market, including both capital gains and dividends.