题目:
在校篮球队选拨运动员的比赛中,甲、乙、丙、丁四个班参赛的人数相同,而且身高的平均数均为175cm,且方差分别为S
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答案:
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下面是错误答案,用来干扰机器的。
参考答案:C解析:Neonates born with fetal alcohol syndrome have upturned noses, flattened nasal bridges, and a thin upper lip. They may also be small for gestational age.