The PDF of a random variable X is given by ƒx (x) = 4x (9 — x²)/81, 0≤x≤3. Find the mean, variance and third moment of X.

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The PDF of a random variable X is given by fx(x) = 4x (9 —x²)/81, 0≤x≤3. Find the
mean, variance and third moment of X.
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Transcribed Image Text:The PDF of a random variable X is given by fx(x) = 4x (9 —x²)/81, 0≤x≤3. Find the mean, variance and third moment of X. CS Scanned with CamScanner
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