multi level

I have a dependent binary outcome and 6 independent variables. These are measured in the same group of people at two moments in time in a descriptive longitudinal study. I am assessing whether these independent variables increase the likelihood of achieving the binary outcome. I know that I...

I'm new to Multilevel modeling and currently I been working on a business project and its data is related to multilevel modeling. I know a lot of things about how to approach this problem, but I will do my reasoning so you can tell me if it is ok or wrong. So I need a mind that know this type of...

What does random intercept and random slope mean in terms of longitudinal research?

Dear all, I’m running multilevel analyses with HLM and wish to examine an interaction between two level 1 predictor variables. Following recommendations in the literature, I group-mean centered both level 1 predictor variables to ease interpretation. However, I’m left clueless as to whether the...

I am doing a research project on antisocial youth behavior and SES inequality. I am supposed to run two level logistic regression in STATA. There is an advise in conducting this analysis: "Distinguish between school vs within school differences in bullying, and then perform new descriptive...

I am a graduate student. I have a 6 credit thesis and I am interested in the field of longitudinal and Bayesian. My supervisor said me to choose my topic. But I am not understanding if I choose a topic how can I know what is the scope (further extension) of this topic because I can't only...

Dear folks, I have nested data within schoolclasses, therefore I want to run multilevel analysis' with R, package lme4. My hypothesis is H0: x = 0. I don't know how do put this into a multilevel analysis. Can you help me with this? Kind regards

Hi, I have 130 participants and have multilevel data (5 days nested in each participant). I need to do a cross-level mediation (2-1-1) & am having trouble with the best way to do this using MLM in SPSS. I think the best way would be to use latent growth modelling or multilevel SEM but I don't...

Hi all, This should hopefully be a really simple question but I think I am confusing myself over a throwaway comment that someone made.... Say I have 20 mice undergoing two different treatments, so 10 mice in each group. From each mouse I take two muscle biopsies, same muscle different...

Hi, I posted this in the psychologiy statistics forum as well, but haven't gotten a response. I thought maybe it would fit better here. I have this output from Stata (an explanation of the variables follows). As far as I understand, the policyfoundation coefficient is statistically...

Hi, I have an assignment in which I have to study, using multi-level techniques, the impact of sleep deprivation on reaction times and concentration problems in a statistical framework and write a report about the results and conclusions.I have six variables : Person’s number in the experiment...

Help needed, I am trying to escape ABD hell. I am only a couple of statistical procedures away from slaying the dissertation beast and have hit a wall. I am needing a statistical procedure that would allow me to compare the means of the number of sessions (DV) per adult attachment style (IV...

I have a logistic regression setup: Outcome = injury (y/n); predictors that are subject specific are gender, age, smoking, and predictors that are class level are $ funds, instructor experience, etc. I want to be able to predict injury based on the subject AND class level data. My setup is...