-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.
Correct Answer:
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Q8: In economics, a lottery is:
A)the likelihood that
Q9: Q10: Consider a lottery with four possible Q11: Consider a lottery with four possible Q12: Which of the following statements is incorrect? Q14: What would be the expected value, variance Q15: Suppose a fair, two-sided coin is flipped.
A)A
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