Question: 1. Let X1, ..., Xn be iid random variables and h(x, y) be a symmetric function in x and y. Assume Eh?(X1, X1), Eh?(X1, X2)

1. Let X1, ..., Xn be iid random variables and h(x,

1. Let X1, ..., Xn be iid random variables and h(x, y) be a symmetric function in x and y. Assume Eh?(X1, X1), Eh?(X1, X2)

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