Math Problem Statement
Um carro anda ao longo de uma avenida que possui semáforos a cada 260 metros. A probabilidade de cada semáforo estar vermelho é 0.27. Calcule o valor esperado da distância que o carro vai percorrer sem parar em nenhum semáforo.
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Geometric Distribution
Expected Value
Formulas
E(X) = 1 / P(V) (Geometric Distribution for expected trials until first success)
Expected Distance = E(X) × Distance between traffic lights
Theorems
Geometric Distribution Theorem
Suitable Grade Level
Grades 9-12
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