標(biāo)題: Titlebook: Exploratory Data Analysis in Business and Economics; An Introduction Usin Thomas Cleff Textbook 2014 Springer International Publishing Swit [打印本頁] 作者: incontestable 時間: 2025-3-21 16:41
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作者: 吞下 時間: 2025-3-21 23:11
https://doi.org/10.1007/978-3-531-94202-5.. But take heed: regression does not necessarily prove the causality of the association. The direction of effect must be derived theoretically before it can be empirically proven with regression. Sometimes the direction of causality cannot be determined, as for example between the ages of couples g作者: 付出 時間: 2025-3-22 02:36
Textbook 2014hips. It does not confine itself to presenting descriptive statistics, but also addresses the use of computer programmes such as Excel, SPSS, and STATA, thus treating all of the topics typically covered in a university course on descriptive statistics. The German edition of this textbook is one of t作者: myelography 時間: 2025-3-22 05:40 作者: Evocative 時間: 2025-3-22 12:13 作者: 外科醫(yī)生 時間: 2025-3-22 15:47 作者: 外科醫(yī)生 時間: 2025-3-22 19:07 作者: cruise 時間: 2025-3-22 23:22 作者: Loathe 時間: 2025-3-23 05:06
Univariate Data Analysis,pondents and entered them into a computer. In the first step of data assessment, they investigate each variable – for example, average respondent age – separately. This is called .. By contrast, when researchers analyze the relationship between two variables – for example, between gender and choice 作者: collagen 時間: 2025-3-23 07:06 作者: Monotonous 時間: 2025-3-23 13:07 作者: 眼界 時間: 2025-3-23 16:34 作者: Lipoprotein 時間: 2025-3-23 20:43 作者: Breach 時間: 2025-3-24 00:06 作者: 廚師 時間: 2025-3-24 05:22
aders with an understanding of the thinking processes underlIn a world in which we are constantly surrounded by data, figures, and statistics, it is imperative to understand and to be able to use quantitative methods. Statistical models and methods are among the most important tools in economic anal作者: 鳥籠 時間: 2025-3-24 08:17 作者: 碌碌之人 時間: 2025-3-24 13:14
Umweltprobleme und bestehende L?sungsans?tze or objects (such as firms, products, or patents). This chapter thus takes a cue from Goethe’s .: “You soon will [understand]; just carry on as planned/You’ll learn reductive demonstrations/And all the proper classifications.”作者: ASTER 時間: 2025-3-24 16:41 作者: 獸群 時間: 2025-3-24 20:51
https://doi.org/10.1007/978-3-322-88043-7en two different statistical assessments of the same phenomenon arrive at diametrically opposed conclusions. Yet if statistics can invariably be manipulated to support one-sided arguments, what purpose do they serve?作者: 大廳 時間: 2025-3-25 00:06
Statistics and Empirical Research,en two different statistical assessments of the same phenomenon arrive at diametrically opposed conclusions. Yet if statistics can invariably be manipulated to support one-sided arguments, what purpose do they serve?作者: 是限制 時間: 2025-3-25 06:12
Politische Entscheidung als Phasenmodell only independent variable and is plotted on the x-axis. This kind of time series does nothing more than link variable data over different periods. Figure 6.1 shows an example with a graph of diesel fuel prices by year.作者: 脫離 時間: 2025-3-25 08:03 作者: Asparagus 時間: 2025-3-25 12:43 作者: 悅耳 時間: 2025-3-25 17:51 作者: 昏暗 時間: 2025-3-25 22:51
Factor Analysis,Frequently, 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:作者: 顯微鏡 時間: 2025-3-26 01:48 作者: sphincter 時間: 2025-3-26 08:16 作者: Carcinogenesis 時間: 2025-3-26 12:18 作者: ironic 時間: 2025-3-26 14:03
978-3-319-01516-3Springer International Publishing Switzerland 2014作者: libertine 時間: 2025-3-26 19:31
https://doi.org/10.1007/978-3-322-88043-7 declared, “There are three types of lies: lies, damned lies, and statistics.” This oft-quoted assertion implies that statistics and statistical methods represent a particularly underhanded form of deception. Indeed, individuals who mistrust statistics often find confirmation for their scepticism wh作者: FOIL 時間: 2025-3-26 20:58 作者: Relinquish 時間: 2025-3-27 02:28
https://doi.org/10.1007/978-3-322-93630-1pondents and entered them into a computer. In the first step of data assessment, they investigate each variable – for example, average respondent age – separately. This is called .. By contrast, when researchers analyze the relationship between two variables – for example, between gender and choice 作者: 無彈性 時間: 2025-3-27 07:17 作者: dominant 時間: 2025-3-27 10:06
https://doi.org/10.1007/978-3-531-94202-5dy 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 作者: 躲債 時間: 2025-3-27 17:24
Politische Entscheidung als Phasenmodellr catalogue image size (independent variable) were recorded over the same period of time. Studies like these are called cross-sectional analyses. When the data is measured at successive time intervals, it is called a time series analysis or a longitudinal study. This type of study requires a time se作者: licence 時間: 2025-3-27 20:17
Umweltprobleme und bestehende L?sungsans?tzejects 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 作者: 小故事 時間: 2025-3-27 23:06
Internationalisierung und Managementay – 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 failures.作者: paltry 時間: 2025-3-28 04:17 作者: 用肘 時間: 2025-3-28 08:16 作者: 杠桿 時間: 2025-3-28 12:45 作者: Assignment 時間: 2025-3-28 15:10 作者: 動作謎 時間: 2025-3-28 19:03
