Math Problem Statement
问题1 供应商声称一批零配件(零配件1或零配件2)的次品率不会超过某个标称值。企业准备采用抽样检测方法决定是否接收从供应商购买的这批零配件,检测费用由企业自行承担。请为企业设计检测次数尽可能少的抽样检测方案。 如果标称值为10%,根据你们的抽样检测方案,针对以下两种情形,分别给出具体结果: (1)在95%的信度下认定零配件次品率超过标称值,则拒收这批零配件; (2)在90%的信度下认定零配件次品率不超过标称值,则接收这批零配件。具体数学模型并求解
Solution
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Math Problem Analysis
Mathematical Concepts
Hypothesis Testing
Binomial Distribution
Normal Approximation
Sampling Methods
Formulas
P(X ≥ k | p = 0.1) ≤ 0.05
P(X ≤ k' | p = 0.1) ≥ 0.90
E(X) = np
σ_X = √(np(1 - p))
Theorems
Central Limit Theorem
Normal Approximation to Binomial Distribution
Suitable Grade Level
College Level
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