Math question: What is the smallest positive integer value for n in Fermat's Theorem equation x^n + y^n = z^n, where x, y, and z are also positive integers?
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Math question: What is the smallest positive integer solution to the equation x^n + y^n = z^n for n > 2, as stated in Fermat's Theorem?
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What is the formula for calculating the standard deviation in a sample?