Suppose that the number of plants of a particular type found in a rectangular region (called a quadrat by ecologists) in...
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Suppose that the number of plants of a particular type found in a rectangular region (called a quadrat by ecologists) in a certain geographic area is an rv X with pmf.
p(x) = {c/x^3 x=1,2,3...
0 otherwise
Is E(X) finite? Justify your answer (this is another distribution that statistician would call heavy tailed.)