## Questions about linear regression

What is the relationship between the Pearson correlation and a simple regression estimate?

How do I check for outliers in a simple regression with one predictor variable?

What is heterogeneity of variance in SPSS Probit and Logit procedures?

Why don't I see fiducial confidence intervals doing a probit analysis in version 16 of SPSS?

How do I test for an interaction involving a continuous variable (moderation analysis)?

How do I perform a stepwise regression in SPSS involving interactions?

How do I obtain covariance terms involving the intercept term in a linear regression using SPSS?

Are there any primer publications explaining rationale and application of single case studies?

How do I compute linear trend coefficients for single cases?

How do I construct dummy variables for use in SPSS linear regression?

How do I compare a within subjects group difference to that of a single case?

How do I put a regression line on a scatterplot in SPSS Version 12.0 and above?

What is Collinearity in multiple regression, and what do I do about it?

How do I look for the best fitting model with an unknown changepoints on ordered data?

How do I compute the standard error of X1 in a regression also featuring X2?

How do I interpret a regression involving variables A and B-A in predicting an outcome?

How do I test to see if a mean adjusted for a covariate equal zero within a single group?

How do I compute the standard error of ''beta'' in a linear regression in SPSS?

Why are the standard errors so large in logistic regression?

Is there an optimal ratio of cases to predictor variables I should have before doing a regression?

How do I compute the semi-partial correlation coefficient in R?

How do I compare two squared (semi-partial) correlation coefficients from the same sample?

How do I adjust R-squareds for the number of predictors in a model?

What are random effect and multilevel models, when do I use them and are there effect sizes?

What does 's' denote when used to describe a General Linear Model (GLM)?

What is a Generalized Additive (Mixed) Model (GA(M)M) and when do I use it?