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4
votes
2answers
1k views
How can adding a 2nd IV make the 1st IV significant?
I have what is probably a simple question, but it is baffling me right now, so I am hoping you can help me out.
I have a least squares regression model, with one independent variable and one ...
1
vote
1answer
160 views
Interpreting Omitted Variables
I do not fully understand how to interpret the difference between two statistical models where they only differ based on whether a certain variable is included on the right hand side.
If the results ...
3
votes
2answers
670 views
How to interpret a predictor with a positive structure coefficient and a negative standardised coefficient in discriminant function analysis?
I am doing a discriminant function analysis and I have four continous independent variables
and one categorical dependent variable (that has 3 groups). I have
chosen to do this analysis to see how ...
3
votes
1answer
110 views
Differences in coefficients
Suppose I want to see whether $z$ is a confounder for a model with $y$ the outcome variable and $x$ the predictor. If I adjust for $z$, and the adjusted coefficient of $x$ changes versus the ...
