The following table provides a probability distribution for the random variable y. f(u) 3. 0.10 5. 0.30 7. 0.40 0.20 a. Compute E(y) (to 1 decimal). b. Compute Var(y) and o (to 2 decimals). Var(y) 00

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A: It is an important part of statistics. It is widely used.

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