Question: 6. Let X be a continuous random variable with probability density function Find Var(X). f(x)= 0 COS T -/2x/2 otherwise.

6. Let X be a continuous random variable with probability density function

f(x)= 0 COS T -/2x/2 otherwise.

Find Var(X).

f(x)= 0 COS T -/2x/2 otherwise.

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