【判断题】【消耗次数:1】
统计分组的关键是确定组限和组距。
正确
错误
参考答案:
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相关题目
【单选题】 进行统计分组的关键是
①  划分各组组限
②  正确选择分组标志
③  确定各组组距
④  计算各组组中值
【判断题】 统计分组的关键是正确收集数据。
①  正确
②  错误
【判断题】 统计分组的关键是正确选择分组标志和划分各组的界限。
①  正确
②  错误
【单选题】 统计分组的关键在于?
①  确定组中值
②  确定组距
③  确定组数
④  选择分组标志和划分各组界限
【单选题】 统计分组的关键在于
①  正确选择分组标志
②  正确确定组距
③  正确确定组数
④  正确确定组中值
【单选题】 统计分组的关键在于
①  正确选择分组标志
②  正确确定组距
③  正确确定组数
④  正确确定组中值
【单选题】 统计分组的关键在于( )。
①  正确选择分组标志
②  正确划分各组界限
③  正确确定组数和组限
④  正确选择分布数列种类
【单选题】 统计分组的关键在于
①  正确选择分组标志
②  正确划分各组界限
③  正确确定组数和组限
④  正确选择分布数列种类
【单选题】 组距、组限和组中值之间的关系是?
①  组距=(上限-下限)÷2
②  组中值=(上限+下限)÷2
③  组中值=(上限-下限)÷2
④  组限=组中值÷2
【判断题】 连续型变量只能作组距式分组,且组限只能是重叠组限表示法。
①  正确
②  错误
随机题目
【单选题】 Noticeable changes of English words in recent years consist of the following characteristics EXCEPT___________ .
①  increasing use of abbreviation
②  increasing use of open compounds
③  increasing use of clauses
④  increasing use of conversion
【单选题】 Historical linguistics reveals that the English vocabulary sprang from three major root sources:_______.
①  Italian, Latin, Greek
②  French, Germanic, Greek
③  Germanic, Latin, Greek
④  Germanic, Italian, French
【单选题】 How many morphemes are there in the word “farmers”?
①  one
②  two
③  three
④  four
【判断题】 As an individual branch of linguistics, lexicology has nothing to do with other branches of linguistics.
①  正确
②  错误
【判断题】 Two more newly emerged disciplines that are related to lexicology are computational lexicology and phraseology.
①  正确
②  错误
【判断题】 A word is a symbol, a representation of something in life, either physical or abstract.
①  正确
②  错误
【判断题】 Although a society is changing , the vocabulary in a language is always stable, and is never changing.
①  正确
②  错误
【单选题】 In language studies, linguists may investigate the history and stages of language change in a course of time. This is called _______ approach.It is historical lexicology.
①  synchronic
②  descriptive
③  diachronic
④  general
【单选题】 Lexicology, a branch of linguistics, deals with_______of words.
①  the nature
②  the history
③  the meaning and use
④  all of the above
【单选题】 Which of the following types of lexicology refers to the description of the vocabulary of a given language?
①  General lexicology
②  Special lexicology
③  Historical lexicology
④  Descriptive lexicology