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Все вопросы
- What is the parallel trends assumption in the DiD method? #811
- What is the main limitation of the DiD method? #812
- What is a key assumption of the classical linear regression model? #813
- How does the DiD method help control for selection bias? #814
- What is a key characteristic of nonparametric methods? #815
- In nonparametric statistics, what is the Mann-Whitney U test used for? #816
- What is the purpose of the Wilcoxon signed-rank test in nonparametric statistics? #817
- What does the Kruskal-Wallis test assess in nonparametric statistics? #818
- What is the primary advantage of the Spearman rank correlation coefficient? #819
- In nonparametric regression, what does the LOESS (Locally Weighted Scatterplot Smoothing) method do? #820