问题已解决
平均缺貨量計算不理解,10×20%+20×10%
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好的,稍等盡快解答中
2021 06/19 15:46
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2021 06/19 15:59
同學(xué)這里有遮擋看不見,重發(fā)一個
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2021 06/19 19:48
謝謝老師看下
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2021 06/19 22:10
好的,稍等正在解答中
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2021 06/19 22:45
經(jīng)濟訂貨批量=200臺
單位保險儲備成本=1500*4%+80+60=200元
平均到貨期=8*10%+9*20%+10*40%+11*20%+12*10%=10天
到貨期8天:到貨期內(nèi)需求量=8*10=80臺
9天:需求量=9*10=90臺
10天需求量=10*10=100臺
11天需求量=11*10=110臺
12天需求量=12*10=120臺
保險儲備=0時,再訂貨點=10*10=100臺,平均缺貨量=(110-100)*20%+(120-100)*10%=10*20%+20*10%=4臺,保險儲備相關(guān)成本=缺貨次數(shù)*單位缺貨成本*缺貨量+保險儲備成本=3600/200*4*100+0=7200元
所以“10×20%+20×10%”是根據(jù)缺貨概率計算的。
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