Question: 2023 Question 5, 2.2-5 > K Let Y be a random variable. Then var(Y) equals OA. E[(YY)] OB. ETY - Hv)21. OC. E[(Y)] OD.

2023 Question 5, 2.2-5 > K Let Y be a random variable.

2023 Question 5, 2.2-5 > K Let Y be a random variable. Then var(Y) equals OA. E[(YY)] OB. ETY - Hv)21. OC. E[(Y)] OD. E[(Y)]

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