Question: Consider variable X. The quantity _ (x, - x ) equals: O 0, regardless of the shape of the distribution 1, regardless of the shape

Consider variable X. The quantity _ (x, - x ) equals: O 0, regardless of the shape of the distribution 1, regardless of the shape of the distribution O 1, but only if the distribution is symmetric O 0, but only if the distribution is symmetric O the variance of variable x

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