# Question

Given that the random variable Y has mean μ = 25 and SD σ = 10, fnd the mean and SD of each of these random variables that are defined from Y:

(a) 2Y + 20

(b) 3Y

(c) Y / 2 + 0.5

(d) 6 – Y

(a) 2Y + 20

(b) 3Y

(c) Y / 2 + 0.5

(d) 6 – Y

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