[機統] 請教前輩一題信心水準!感謝!
為了驗證一枚硬幣是否公正,甲做了多次試驗,並推論,有95%的信心認為此硬幣出現正面的機率在0.36到0.44之間,下列何者正確?
1,有95%的信心認為此硬幣不公正
2,此硬幣出現正面機率有95%落在0.36到0.44之間
3,有68%信心認為此硬幣出現正面機率落在0.38到0.42之間
4,試驗中正面出現次數大於300次
請大大能解示一下,謝謝
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