Is there a difference between the $R^2$ statistic of a linear regression and pearson correlation?
51189
The equivalence of sample correlation and R statistic for simple linear regression
39144
How does the correlation coefficient differ from regression slope?
27601
Is the W statistic output by wilcox.test() in R the same as the U statistic?
107285
Why does a positively correlated variable have a negative coefficient in a multiple regression?
71753
Compare the statistical significance of the difference between two polynomial regressions in R
133237
How to calculate Inverse variance weight of several pearsons r correlations
37367
Cross-correlation significance in R
21494
How we can compare two coefficients of one linear regression?
153095
When AIC and Adjusted $R^2$ lead to different conclusions
20153
What is the distribution of $R^2$ in linear regression under the null hypothesis? Why is its mode not at zero when $k>3$?
34036
Positive correlation and negative regressor coefficient sign
151995
Why are effect size estimates (such as $R^2$) difficult in mixed-effects models?
84321
Pearson correlation of data sets with possibly zero standard deviation?
105794
What is the relationship between $\text{Cov}[\mathbf{X},\mathbf{X}]$ and $(\mathbf{X}^T \mathbf{X})^{-1}$ in multiple regression?
106657
What's the difference between correlation and simple linear regression?
61051
Covariance term in simple linear regression
83371
Pearson's or Spearman's correlation with non-normal data