Question: Suppose that X and Y are two random variables and that Y=X^2. Let X have values as shown below. Show that the correlation coefficient between

Suppose that X and Y are two random variables and that Y=X^2. Let X have values as shown below.

Show that the correlation coefficient between X and Y is zero. Does that mean that X and Y are independent?

X Y

-5

-4

-3

-2

-1

0

1

2

3

4

5

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