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.從某企業(yè)130個(gè)應(yīng)收賬款明細(xì)賬戶申抽取40個(gè)賬戶作為預(yù)備樣本進(jìn)行審計(jì)抽樣誤差10元,可靠程度95%。審查結(jié)果表明,平均差錯(cuò)15元,標(biāo)準(zhǔn)差30元,所以確定的抽樣單位數(shù)n為多少 要過程
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根據(jù)題目,我們可以使用審計(jì)抽樣誤差和可靠程度來計(jì)算所需的樣本量。
已知審計(jì)抽樣誤差為:10元
已知可靠程度為:95%
已知平均差錯(cuò)為:15元
已知標(biāo)準(zhǔn)差為:30元
根據(jù)可靠程度和審計(jì)抽樣誤差,可計(jì)算所需的樣本量:
n = (15/30)^{2} times (1-95/100) times (130/40)n=(15/30)2×(1?95/100)×(130/40)
n = 130 times (1-0.95) times (15/30)^{2} times (40/130)n=130×(1?0.95)×(15/30)2×(40/130)
n = 130 times 0.05 times 0.0625 times 0.30769230769230768n=130×0.05×0.0625×0.30769230769230768
n = 25n=25
所以,確定的抽樣單位數(shù)n為25。
2023 10/23 15:31
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2023 10/23 15:44
你有答案嗎
你給我答案我看看
我沒算出來上面的數(shù)字
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2023 10/23 16:04
不好意思
這個(gè)沒算出來
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2023 10/23 15:35
可是選項(xiàng)沒有25啊
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2023 10/23 15:37
是不是錯(cuò)了
FAILED
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2023 10/23 15:56
講了答案是35
FAILED
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