题型:判断题 根据短文内容,用方框所给单词的适当形式填空,每词限用一次。they subject from know howMany people go to school for a good education(教育). They learn languages, history, math, art and other ___81_____. School education is very important and useful, yet no one can learn everything ___82_____ school. No matter(不管) how much a teacher ____83____, he can’t teach his students everything they want to know. His work is to show his students ____84____ to learn. He teaches ____85____ how to read and how to think. So, much more is to be learned outside school by the students themselves. 查看答案
题型:判断题 标准误是指()A.所有个体值对均数的离散程度B.某一样本均数对总体均数的离散程度C.所有样本均数对总体均数的离散程度D.某些样本对总体均数的离散程度E.某个观察值对总体均数离散程度 查看答案