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What is Understanding β1 in Linear Regression about?
The document discusses the estimator of β1 in simple linear regression, expressing it as a ratio of sample covariance and variance. It highlights the relationship between β1 and the correlation coefficient, showing that β1 can be derived from the correlation and standard deviations of the involved variables. The conclusion emphasizes that a positive correlation leads to a positive β1 value.
- Author
- lcccthong
- Language
- EN