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Correlation, Regression, and Diagnostic Analysis
This R Markdown report simulates a data set in which ExamScore is positively associated with HoursStudied. It then examines the relationship using a Pearson correlation test, a simple linear regression model, and a set of diagnostic plots.
Plot（信息收入占GDP比例蜂群图）
2023-2025年度30个省份、差异化检验蜂群图+配对连线
