-The Variance of a Probability Distribution Can Be Described As

question 47

Multiple Choice

-The variance of a probability distribution can be described as:

• A)a measure of the riskiness of a probability distribution and is calculated by finding the square root of the probability-weighted squared deviations of the possible outcomes.
• B)a measure of the riskiness of a probability distribution and is calculated by finding the probability-weighted squared deviations of the possible outcomes times two.
• C)a measure of the amplitude of a probability distribution and is calculated by finding the square root of the probability-weighted squared deviations of the possible outcomes.
• D)a measure of the riskiness of a probability distribution and is calculated by finding the probability-weighted squared deviations of the possible outcomes.

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Definitions:

Achievement Test

A type of assessment designed to evaluate a person's knowledge or proficiency in a particular area or field.

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