求一道概率题?what is the probability that a normal random variable has an outcome within 2.5 standard deviations of the mean?(我也能看出来用切克雪夫不等式,但是看不懂题意)
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![求一道概率题?what is the probability that a normal random variable has an outcome within 2.5 standard deviations of the mean?(我也能看出来用切克雪夫不等式,但是看不懂题意)](/uploads/image/z/14078329-25-9.jpg?t=%E6%B1%82%E4%B8%80%E9%81%93%E6%A6%82%E7%8E%87%E9%A2%98%3Fwhat+is+the+probability+that+a+normal+random+variable+has+an+outcome+within+2.5+standard+deviations+of+the+mean%3F%EF%BC%88%E6%88%91%E4%B9%9F%E8%83%BD%E7%9C%8B%E5%87%BA%E6%9D%A5%E7%94%A8%E5%88%87%E5%85%8B%E9%9B%AA%E5%A4%AB%E4%B8%8D%E7%AD%89%E5%BC%8F%2C%E4%BD%86%E6%98%AF%E7%9C%8B%E4%B8%8D%E6%87%82%E9%A2%98%E6%84%8F%EF%BC%89)
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求一道概率题?what is the probability that a normal random variable has an outcome within 2.5 standard deviations of the mean?(我也能看出来用切克雪夫不等式,但是看不懂题意)
求一道概率题?
what is the probability that a normal random variable has an outcome within 2.5 standard deviations of the mean?(我也能看出来用切克雪夫不等式,但是看不懂题意)
求一道概率题?what is the probability that a normal random variable has an outcome within 2.5 standard deviations of the mean?(我也能看出来用切克雪夫不等式,但是看不懂题意)
求一道概率题
求一道概率题?what is the probability that a normal random variable has an outcome within 2.5 standard deviations of the mean?(我也能看出来用切克雪夫不等式,但是看不懂题意)
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