within-subjects

  1. S

    Where can I find resources on statistical modeling of a within-subjects design?

    Hi! I have a mixed model design with 2 within-subjects factors and 1 between-subjects factor. In addition, my dependent variables cover a whole distribution. We tested the distribution from -5 to +5 in steps of 0.5 and would like to model the differences between distributions on different...
  2. S

    iPod Track Listening & Biological Samples— Within-Subjects Test/Regression?

    I am analyzing data in which participants listened to iPods and provided biological samples on the same days. The iPod Listening Intervention was 1 week. The biological sample collection was 4 days within the 1 week. There was no intervention/control group. All participants in study were given...
  3. S

    Repeated measures analysis with ordinal data

    Hello, I have data on subjects' ratings of 5 potential side effects (rated as: none, mild, moderate, considerable, strong) following three different interventions (one placebo, and two active) --which were administered in a randomized manner, each 3 weeks apart (within-subjects design)...
  4. V

    The effect of a single continuous IV on within subjects change

    Could someone please suggest the most appropriate method of analysis to examine the effect of a continuous IV on a within subject (repeated measures) DV with 2 levels (pre-post)? I have a leadership intervention where we measured "leadership style" (DV) before the program and again after the...
  5. K

    HELP PLEASE :) ANOVAs repeated measures

    More I read more I get confused, so please help me ! 1. In 2 (2 conditions)x2 (2 time intervals) within subjects Anova if normality assumption is violated- what is the best option to go about? Ignore? 2. In 2x2 within subjects Anova if I have an interaction effect (all data ok)? Do I...
  6. P

    A Statistical Test Learning Rate?

    First off, I apologize if I am creating a new thread for something that already exists. I used the search option, but didn't find anything that seemed to relate to my question. Though, it's entirely possible that I'm using the wrong search terms..... I was wondering if someone could...
  7. R

    How to set up manova in MATLAB for multifactor analysis

    I have 4 independent variables: Frequency (within-subjects, continuous, 16 levels) Amplitude (within-subjects, continuous, 3 levels) Time (between-subjects, continuous, 7 levels) Status (within-subjects, categorical, 2 levels) and 2 dependent variables: Storage (continuous) Loss...
  8. G

    What design does my study have?

    Say for example I wanted to do a study comparing cats (the control group) and dogs, measuring the extent to which they exhibit 4 behavioural variables. My initial graph should display the differences found between the two groups, but then I want to dig further into the results. In my dog...
  9. W

    Within-subject and between subject-variability

    Dear experts and users: I was instructed to calculate the within-subject and between subject variability of a data set from one of my PIs. I would love any guidance on how to report them! I have scoured Google and textbooks, but unfortunately there is a scarcity of guidance. Would a...
  10. M

    Use of linear mixed models for within subjects repeated measures experiment

    Hello, I am trying to argue that I used the correct statistical test for a paper that is currently in review. I have formulated a counter-argument, but I'm not an expert so I wanted to make sure I am correct. In my experiment, I measured how long it took for subjects to complete a task...