ANOVA vs multiple linear regression? Why is ANOVA so …
ANOVA vs multiple linear regression? I understand that both of these methods seem to use the same statistical model. However under what circumstances should I use which method? What …
How to describe or visualize a multiple linear regression model
Then this simplified version can be visually shown as a simple regression as this: I'm confused on this in spite of going through appropriate material on this topic. Can someone please explain to …
Rules of thumb for minimum sample size for multiple regression
Would you suggest an alternative rule of thumb for minimum sample size for multiple regression? Alternatively, what alternative strategies would you suggest for determining minimum sample …
multiple regression - What to do if residuals are not normally ...
Jul 29, 2015 · It is a multiple regression indeed, thanks for adjusting. @ Dsaxton, could you clarify "residuals are never normally distributed"? Because I believe this is a assumption that has to …
When conducting multiple regression, when should you center …
Jun 5, 2012 · In some literature, I have read that a regression with multiple explanatory variables, if in different units, needed to be standardized. (Standardizing consists in subtracting the mean …
How to visualize a fitted multiple regression model?
12 Here is a web-based, interactive tool for plotting regression results in three dimensions. This 3-D plot works with one dependent variable and two explanatory variables. You can also set the …
Minimum number of observations for multiple linear regression
Jun 1, 2012 · 13 I am doing multiple linear regression. I have 21 observations and 5 variables. My aim is just finding the relation between variables Is my data set enough to do multiple …
Regression with multiple dependent variables? - Cross Validated
Nov 14, 2010 · Is it possible to have a (multiple) regression equation with two or more dependent variables? Sure, you could run two separate regression equations, one for each DV, but that …
Explain the difference between multiple regression and …
There ain’t no difference between multiple regression and multivariate regression in that, they both constitute a system with 2 or more independent variables and 1 or more dependent …
understanding of p-value in multiple linear regression
Regarding the p-value of multiple linear regression analysis, the introduction from Minitab's website is shown below. The p-value for each term tests the null hypothesis that the coefficient …