这时候,我们会转变思路,希望利用收集到的数据(a sample)去推断出整个population的分布。这个推断的过程被称为statistical inference。 Definition of population: When data are collected, what we really want to do is to use the data at hand to describe a population, which contains all the data of our ...
Descriptive statistics of the study population of 11 718 men and women.Heli, HalavaHugo, WesterlundMaarit, Jaana KorhonenJaana, PenttiMika, KivimäkiLinnea, KjeldgårdKristina, AlexandersonJussi, Vahtera
A. the population B. a group C. people D. items 相关知识点: 试题来源: 解析 A。在统计学中,样本是总体的一部分。选项 A“the population”(总体)正确。选项 B“a group”(一组)不确切。选项 C“people”(人)太局限。选项 D“items”(物品)也不准确。反馈...
A social statistics, in the narrow sense of the word, is taking shape: it studies a class of indexes that describe a way of life and various aspects of social relations. Some major contributors to the development of the theory and practice of Soviet statistics have been V. S. Nemchinov,...
Descriptive research is considered more vast than other quantitative and qualitative methods as it provides a broader picture of an event or population.
___ suggest that the population of this country will be double in ten years' time. A、 Finance B、 Economics C、 Statistics 点击查看答案 你可能感兴趣的试题 单项选择题 流感发生大流行是由于流感病毒 A、包膜抗原变异 B、衣壳蛋白变异 C、基质...
Population refers to all of the individuals that the study wants to describe. In a study where a sample of college students describe their eating habits, the population of interest may be all college students. Usually, the sample is some of the individuals who sat...
A population in statistics refers to _. A. a small group of people selected for a study B. all the individuals or objects of interest for a particular study C. a sample of data collected randomly D. a set of numbers with no specific meaning ...
The terms “mean,”“median,” and “mode” fall under the umbrella of central tendency. They describe an element that’s typical in a given sample group. You can find the mean descriptor by adding the numbers in the group and dividing the result by the number of data set observations. ...