[一級數(shù)量] 32.Question ID#: 93956 A group of investors wants to be sure to always earn at least a 5% rate of return on their investments. They are looking at an investment that has a normally probability distribution with an expected rate of return of 10% and a standard deviation of 5%. The probability of meeting or exceeding the investors\' desired return in any given year is closest to:84%

user78863d 發(fā)布于：2023-11-13 15:41:31 瀏覽112次   CFA CFA一級
解析沒有看懂，為什么圖上百分之5對印著比例是百分之16，百分之10對應(yīng)著比例是百分之50
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Paro_wang 發(fā)布于2023-11-14 17:23:29

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