Question: 18. A point is selected at random from the disk R = $ (x, y) R2 : x2 + y2 1 % .

18. A point is selected at random from the disk R = $ (x, y) ∈ R2 : x2 + y2 ≤ 1 % .

Let X be the x-coordinate and Y be the y-coordinate of the point selected. Determine if X and Y are independent random variables.

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