Question: If a probability density function of a random variable X is symmetrical about a, then .a O Mean of X = a. a .b

If a probability density function of a random variable X is symmetrical 

If a probability density function of a random variable X is symmetrical about a, then .a O Mean of X = a. a .b o Variance of X = a .c O Mean of X = a d O Variance of X = a. a

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