Hypothesis Testing for the Mean of a Population) (<
如果人口的平均数是11，而标准偏差是1.5. 那么找出落在平均值5个偏差以内的值的间隔。用开区间表示法表达出你的答案。
"How do you mean?" I asked.“你是什么意思?”我问。"Oh, they're replacing them with catamarans. Catamarans are faster, but they're not so elegant, and they're not fun to pilot. Hut that's progress, I guess."哦,他们 用双体船取代它们。双体船更快，但它们不是很优雅，但驾驶它们并不有...
A small population may mean ___. [ ] A. higher productivity, but a lower average income B. lower productivity, but a higher average income C. lower productivity and a lower average income D. higher productivity and a higher average income (2) According to the passage, a large population ...
【分析】本句的主干为The fact does not mean that ...,其中,that they do not experience emotions 是从句作mean 的宾语。that members of one culture do not express their emotions as openly as do members of another 为fact 的同位语从句,其中as do members of another 是状语从句,助动词do 位于主语me...
How about the fact that America has developed into a divided nation that even appeared to be on the brink of a civil war when people with guns sieged the American parliament? I mean normally you would only see that in the kind of countries that America would call a banana republic. How ...
“How do you mean?” I asked.“Oh, they’re replacing them with catamarans. Catamarans are faster, but they’re not so elegant, and they’re not fun to pilot. But that’s progress, I guess.”变化之于渡船驾驶员Andrew Reynolds：old boats are being replaced by catamarans which are faster...
3. What does the underlined word “revive” mean in the last paragraph? A. 复兴 B. 探索 C. 影响 4. The writer wrote the passage to ___. A. ask readers to help protect the Lhoba culture B. share his travelling stories in a Lhoba village C. tell the development of the Lhoba ethnic...
mean(redirected from Population mean)Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia. mean intend: What do you mean?; signify, indicate, imply; malicious: a mean bully Not to be confused with: mien –a person’s look or bearing: a woman of regal mien Abused, Confused...
”, or “I am working here for years” instead of “I have been working here for years.” A guide to avoiding Europeanisms has long circulated in European Union institutions, to keep French- or German-speakers from (for example) using “actual” to mean “current”, as it does in ...