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Sointu's user avatar
Sointu's user avatar
Sointu
  • Member for 2 years, 2 months
  • Last seen this week
10 votes

Studies with small sample sizes

10 votes

Is it possible to calculate the power for a specific beta coefficient in a multiple linear regression?

8 votes

multiple linear mixed models - multiple comparisons adjustment

8 votes
Accepted

Estimate random effect variance for power analysis in multilevel model

5 votes
Accepted

What would "small", "medium," and "large" effect sizes be for mixed effects model in simr?

5 votes

Why do we need Multi-Level Models when we have Logistic Regression?

5 votes

How should interactions be modeled in mixed-models?

4 votes
Accepted

Perform the multiple comparisons after controlling other covariates

4 votes

Repeated measures ANOVA for case-control study

4 votes

What statistical test can I run on data from an experiment with 1 independent variable and 2 dependent variables?

4 votes

Choose sample size in Linear mixed models. Ethical considerations

3 votes

In mixed-effects model, can a variable be both a grouping factor in a random intercept and a fixed effect?

3 votes

sample size calculation using G*Power -- which model to use based on an already calculated effect size?

3 votes
Accepted

Mixed factorial analysis in R

3 votes
Accepted

Interaction terms and emmeans

3 votes

How to specify random effects for panel/longitudinal data with level 2 predictor?

3 votes

How can I control for confounding sociodemographic variables, in a correlational study with two IV's?

3 votes

Interpreting slope for a categorical variable , outcome is continious

3 votes

How to determine sample size needed for sufficient power to compare between levels of a fixed effect in a mixed model?

3 votes

Should a grouping variable that is nested within a fixed effect be included as a random effect?

3 votes
Accepted

Linear mixed model for crossover trial with repeated measure levels in SPSS

3 votes

mixed-models in "nlme" package using lme() - nested data structure - error in model fitting - system is computationally singular

2 votes
Accepted

How to interpret a mediation analysis results?

2 votes

powerSim will not run and repeatedly gives me the warning: boundary (singular) fit: see help('isSingular')

2 votes

Comparing two groups' answers to 10 Likert questions

2 votes

lmer() for the case when the independent variable ( covariate ) has only one measurement and the dependent variable has multiple measurement

2 votes

How to analyze temporal effect on outcomes in two populations

2 votes
Accepted

Help understanding Cohen's D for pairwise comparisons in lme

2 votes

Multilevel MIXED Linear Regression with pseudo-repeats: Why designate "Repeated' variables, while "Subject ID" already identifies all repeats?

2 votes

Data analysis for school project

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