Math Problem Statement
В шар радиуса R случайным образом бросают N точек (они «равномерно» распределены по объему шара). Найти вероятность следующего события: «Ближайшая к центру шара точка находится на расстоянии не менее Х от центра»
N = 10 ; R = 46 ; X = 15
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Geometry
Uniform Distribution
Formulas
Volume of a sphere: V(r) = (4/3)πr^3
Probability: P(d ≥ X) = (R^3 - X^3) / R^3
Total probability for N points: P(all N points ≥ X) = [(R^3 - X^3) / R^3]^N
Theorems
Uniform distribution over a sphere
Geometric probability
Suitable Grade Level
Undergraduate level (or advanced high school for probability and geometry topics)
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