control variables

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    How determine if control variables moderate the IV/DV relationship in SPSS?!?!

    I just finished basic SPSS analysis of data I recently collected that has 1 DV, 2 IVs, and 8 control variables (age, race, level of education, etc). I cannot for the life of me figure out how to test the control variables for moderation in SPSS. I feel like I recently did it, but cannot...
  2. Y

    Control Variables & moderated Mediation

    Hello, I'm testing a moderated mediation with two dependent variables, so I'm running two tests with PROCESS SPSS. I have included 5 control variables in my experiment and have some questions about control variables. 1.) Are there any assumptions for using control variables (i.e. they...
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    (SPSS) Meta-analysis about control variables in psychology research

    Hello everyone, I'm doing a research on the use of control variables in studies about 'the psychological contract'. I'm almost done with my literature, so the next logic step is to write out my method of research. I will choose a scope of articles that I want to include in my research. Those...
  4. S

    PROCESS plugin question (controlling for variables)

    I have a question regarding the PROCESS plugin for SPSS developed by Andrew F. Hayes. The analysis I'm running has one predictor, one outcome variable and 6 mediators (there are no interactions). For this analysis I want to control for 3 dummy variables that could have an influence on the...
  5. B

    Multiple Regression Analysis including Control Variables

    Hi Everyone, Currently I'm working on my masterthesis for which I created a model which was approved by the University. I decided that I want to improve the quality of the model by taking two control variables into account: Age & Organizational tenure. All the variables in this model consist...
  6. L

    Hierarchical Regression Analysis - is this the correct technique

    I am proposing a study to find out whether cognitive restraint, disinhibition and hunger predict weight gain in pregnancy. However, I know from previous research that this effect differs depending on BMI category. Am I correct in saying I could use a hierarchical regression analysis, where...
  7. A

    Crises: ANOVA? How to analyse non-normal, non-Homogeneity data with different N group

    Dear all, I'm somewhat new the world of statistics, or at least it has been years since I last used it and basically the only program I know generally how to work with is SPSS. However, for my Master thesis I need to analyse a dataset I made, so there's no escaping it now. My research is...
  8. P

    HLM how do I insert control variables on level 1 and on level 2?

    Hi, I´m a beginner, so I´d be greatful for help. I use HLM 7: MY model: employees nested in organizations y= individual´s wellbeing x1/Control variable level 1= age x2/Control variable/predictor= subjective perception of climate level 2: W1(control)= firm size (continuos) w2...