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【简答题】
测得两批电子器材的随机抽样样本的电阻如下：（单位：Ω）第一批 0.141 0.137 0.143 0.142 0.140 0.137第二批 0.136 0.139 0.140 0.138 0.142 0.139以0.05的显著性水平检验这两批电子器材的电阻有无显著差异，属于______（自身对照的单样本/配对资料/两独立样本）的t检验。
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皮皮学刷刷变学霸
举一反三
【多选题】If we can't tie the tie , then there can't be a wedding. What does the underlined phrase mean?
A.
tie the knot
B.
fasten the tie
C.
get married
D.
tie the bow
【单选题】Regarding the tongue, the wrong answer is
A.
transient enlargement of tongue body: temporarily seen in glossitis, hematoma, angioneurotic water tongue, etc.
B.
long-term tongue enlargement: seen in myxoedema
C.
dry tongue: found in nasal diseases, large number of smokers, atropine, radiotherapy, etc.
D.
cartographic tongue: seen in transitional glossitis and riboflavin deficiency
E.
strawberry tongue: seen in transitional glossitis and riboflavin deficiency
【简答题】稍等一会儿(词组)
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