纹章
发表于 2025-3-23 11:00:30
Regression Analysis,dy on sweet-pea seeds by Sir Francis Galton (1822–1911). He used the idea of regression again in a later study on the heights of fathers and sons. He discovered that sons of tall fathers are tall but somewhat shorter than their fathers, while sons of short fathers are short but somewhat taller than
Monotonous
发表于 2025-3-23 13:53:32
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农学
发表于 2025-3-23 22:00:34
Cluster Analysis,jects that converge around certain point, and are thus closely related in their position. In astronomy there are clusters of stars; in chemistry, clusters of atoms. Economic research often relies on techniques that consider groups within a total population. For instance, firms that engage in target
砍伐
发表于 2025-3-24 00:58:12
https://doi.org/10.1007/978-3-319-01517-0Bivariate Statistics; Empirical Research; Index Calculations; Regression Analysis; Univariate Statistics
senile-dementia
发表于 2025-3-24 05:17:18
Methods in Leukocyte CytochemistryFrequently, empirical studies rely on a wide variety of variables – so-called item batteries – to describe a certain state of affairs (Fig. 8.1). An example for such a collection of variables is the study of preferred toothpaste attributes by Malhotra (2010, p. 639). Thirty people were asked the following questions:
注意力集中
发表于 2025-3-24 10:01:00
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lanugo
发表于 2025-3-24 13:58:49
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上流社会
发表于 2025-3-24 16:48:05
Marilyn Halter,Violet M. Showers Johnsonay – but few enter it into a central database for systematic evaluation. The first task of the statistician is to mine this valuable information. Often, this requires skills of persuasion: employees may be hesitant to give up data for the purpose of systematic analysis, for this may reveal past fail
懒惰人民
发表于 2025-3-24 19:07:46
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EWER
发表于 2025-3-25 00:48:31
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