品管統計問題 - 考試
By Dorothy
at 2014-03-03T22:27
at 2014-03-03T22:27
Table of Contents
請問
Q1 不良率管制圖中,P=0.02,若要使樣本中之不良品的個數大於零的機會大於0.09,則
樣本大小至少要多少?
Q2 估計一條不良率低於30%的生產線的不良率P時,若要求準確度VAR(P的估計)
小於等於0.04平方,需要多少樣本? (阿法=0.05)
謝謝
--
Q1 不良率管制圖中,P=0.02,若要使樣本中之不良品的個數大於零的機會大於0.09,則
樣本大小至少要多少?
Q2 估計一條不良率低於30%的生產線的不良率P時,若要求準確度VAR(P的估計)
小於等於0.04平方,需要多少樣本? (阿法=0.05)
謝謝
--
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考試
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