It was in the small house ________ was built with wood by her grandfather ________ she spent her childhood.
A. where, which
B. that, which
C. where, where
D. which, that
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Not until ________ himself seriously ill.
A. he had completed the task did he find
B. had he completed the task did he find
C. he completed the task had he found
D. did he completed the task he had found
Here ________ the real, hard-core difference between human and humanity.
A. lie
B. lied
C. lying
D. lies
为了判断ABCD四个城市周岁儿童的身高是否相同,分别在ABCD这四个城市收集了5名周岁儿童的身高数据(如下表),请计算克鲁斯卡尔-沃利斯H(Kruskal-Wallis H)检验的检验统计量。
克鲁斯卡尔-沃利斯H(Kruskal-Wallis H)检验,实质上是两独立样本时的Mann-Whitney U检验在多个独立样本下的推广,用于检验多个独立总体的分布是否存在显著差异。
A. 对
B. 错