灿烂
发表于 2025-3-30 09:55:03
https://doi.org/10.1007/978-3-319-11997-7Applied statistics; Business statistics; Econometrics; Financial analysis textbook; Statistics for busin
STALE
发表于 2025-3-30 13:13:13
Other Continuous Distributions and Moments for Distributions,Although normal distribution can be used to approximate many types of populations, it will not be appropriate and other distributions will be employed when the shape of the population distributions are not symmetrical and have heavy tails.
Hallowed
发表于 2025-3-30 18:21:46
Hypothesis Testing,The second part of inferential statistics is .. In hypothesis testing, unlike estimation, we are not interested in making a guess about the true value of some parameter. Instead, we are interested in deciding if enough evidence exists to overthrow what we believe is true.
cutlery
发表于 2025-3-30 21:29:36
Analysis of Variance and Chi-Square Tests,When we are interested in comparing the means of more than two groups, we use a procedure known as analysis of variance (ANOVA). For example, suppose a factory operates three shifts. If the manager of the factory wants to test the null hypothesis of equal productivity for all three shifts, ANOVA represents the appropriate technique.
DENT
发表于 2025-3-31 04:49:36
Simple Linear Regression and the Correlation Coefficient,We are often interested in measuring the relationship between two variables. In some cases, we know that the relationship is linear, and so we can use linear regression analysis to measure it. For example, elementary economics textbooks state that consumption is a function of income.
悬挂
发表于 2025-3-31 08:11:53
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Temporal-Lobe
发表于 2025-3-31 10:25:16
Ronald L. Moy,Li-Shya Chen,Lie Jane KaoActs as approachable aid to students using textbook "Statistics for Business and Financial Economics" (3rd ed. Springer, 2013).Chapters include sections on intuition, review, example problems, supplem
无聊点好
发表于 2025-3-31 14:40:57
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periodontitis
发表于 2025-3-31 18:49:00
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不出名
发表于 2025-4-1 01:36:25
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