問題已解決
老師這個1.5是怎么移項(xiàng)得出來,請老師寫一下計(jì)算過程,謝謝
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您好,計(jì)算過程如下
1.6*2.5/5+2.5*1/5+貝塔系數(shù)*1.5/5=1.75
0.8+0.5+貝塔系數(shù)*0.3=1.75
貝塔系數(shù)=1.5
2022 04/12 16:14
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84785022 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
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2022 04/12 16:17
1.75怎么計(jì)算出來的老師
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84785022 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
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2022 04/12 16:18
*0.3是怎么計(jì)算
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84785022 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
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2022 04/12 16:24
老師看下我算的對不
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朱小慧老師 ![](/wenda/_nuxt/img/reply2.28c7604.png)
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2022 04/12 16:37
1.75是題干里面給出的條件組合的貝塔系數(shù)
0.3=1.5/5
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84785022 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
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2022 04/12 16:47
好的謝謝老師懂啦
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朱小慧老師 ![](/wenda/_nuxt/img/reply2.28c7604.png)
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2022 04/12 16:59
不客氣,麻煩對我的回復(fù)進(jìn)行評價,謝謝
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