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Skewness, Kurtosis, and Higher Moments
Skewness, Kurtosis, and Higher Moments
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Skewness measures the asymmetry of a distribution around its mean. What does positive skewness indicate?
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A.
A narrower distribution with lower variance than the reference normal distribution
B.
A longer right tail: most mass is concentrated below the mean, with rarer large positive deviations pulling the mean upward
C.
A symmetric distribution where the mean equals the median by construction
D.
A bimodal distribution with two peaks of unequal height on opposite sides of the mean
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