Math Problem Statement
Consider the following probability distribution function,
P(X=x)=(1/12)* x, for x=3,4,5
Find the expected value.
Select one:
3
0.3
4.28
2.5
None of the above
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Expected Value
Formulas
Expected Value: E(X) = Σ(x * P(X = x))
Theorems
Law of Total Expectation
Suitable Grade Level
Grades 10-12
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