單項(xiàng)選擇題某企業(yè)最近幾批產(chǎn)品的優(yōu)質(zhì)品率分別為88%,85%,91%,為了對(duì)下一批產(chǎn)品的優(yōu)質(zhì)品率進(jìn)行抽樣檢驗(yàn),確定必要的抽樣數(shù)目時(shí),P應(yīng)選()

A.85%
B.87%
C.90%


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