Math Problem Statement
comment montrer que 0<E(nX)−nE(X)<n−1
Solution
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Math Problem Analysis
Mathematical Concepts
Probability Theory
Expected Value (Espérance)
Linear Properties of Expectation
Formulas
E(nX) = nE(X)
0 < E(nX) - nE(X) < n - 1
Theorems
Linearity of Expectation
Suitable Grade Level
Undergraduate (University level)
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