Question: I attached an image below. Find the expected value E(X), the variance Var(X) and the standard deviation 0(X] for the density function. (Round your answers

I attached an image below.

Find the expected value E(X), the variance Var(X) and the standard deviation 0(X] for the density function. (Round your answers to four decimal places.) f(x) = 9x on [0, 27/9] [16.66 Points] DETAILS WAN EFMAC6 P.3.007. Find the expected value E(X), the variance Var(X) and the standard deviation 0()() for the density function. (Round your answers to four decimal places.) f(x) = e" on [0, In 2] [16.66 Points] DETAILS WAN EFMAC6 P.3.008. Find the expected value E(X), the variance Var(X) and the standard deviation 0(X] for the density function. (Round your answers to four decimal places.)

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