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Questions related from Claire Linares
I am running mixed models analyses because I have participants nested in groups. Across the different analyses, I have very different degrees of freedom in the lme output with nlme package (and...
10 February 2021 6,930 3 View
Hi I want to replicate a published article that uses a multilevel model (participants nested into groups). I want to see the sample size I need to achieve an 80% power. I saw the simr r package...
07 January 2021 3,142 6 View
Hi, I asked a related question before but I am asking a slightly different advice.. If I have a mixed model, can I do an ANOVA when both my independent variable and my dependent variable are at...
28 May 2018 6,256 9 View
Hi, I'm running an exploratory factor analysis on SPSS and I have a message error: the number of degrees of freedom (0) is not positive, Factor analysis may not be appropriate. What does this mean?
11 April 2018 8,283 4 View
Hi, I think I have a problem with a variable in my dataset. I have 2 dependent variables and I am regressing them on a categorical predictor. I graphed the residual vs fit plots for both of...
10 April 2018 5,631 3 View
Hello, I am analysing a mixed model design and in the SPSS output, I have an error saying: The final Hessian matrix is not positive definite although all convergence criteria are satisfied. The...
09 April 2018 3,703 3 View
