within subject

  1. S

    Which test for hierarchical within-between design?

    Hi everyone, I'm about to design an experiment with one independent variable of three levels. However, two of the levels can be 'grouped together', and I'm quite unsure about if my experiment design makes sense, and even more important, which statistical test I can use for evaluation. For...
  2. B

    CBT service eval data analysis

    Hi, I am conducting a service evaluation on a manualised CBT for anxiety group, at a college for individuals with autism and associated difficulties for my final MSc project. The purpose of the evaluation is to investigate the clinical outcome effectiveness of the CBT group. I have analysed...
  3. P

    Error term for anova in fully crossed design

    Hi, I'm struggling with the Error() term for an ANOVA. I have data from an experiment where every subject performed a task under the two levels of A AND the two levels of B (ie. I have data from each subject for each of the 4 combinations: A1B1, A1B2, A2B1, A2B2). If I understand correctly, this...
  4. Junes

    Within-subject factor or different DVs?

    Hi all, Something I came across when helping a colleague out. I can conceptualize one 'grouping' of his data as a within-subject factor or as different dependent variables. He's looking at the attributes of brands (functional/traits/values) and, in a survey, asks for the importance of each in a...
  5. L

    SPSS - repeated measures ANOVA (1 between subjects factor, 3 within subjects facotrs)

    Hi! I'm using a windows 10 system and SPSS 23. I'm struggling with the procedure to analyze my data. My design has 4 factors: 1 is a between subject factor (there are two different groups of people that I tested) and the other 3 factors are within subjects (size - 9 levels, pattern - 4 levels...
  6. S

    Nested within-subjects repeated measures stats?

    Hi people, I am having some confusion over how to carry out the stats for my experiment. In the experiment, there is two condition of teaching method "prof-generated" and "student-generated" and the DV is students' quiz scores over 4 quizzes. As I carried out the experiment in a real...
  7. P

    Within subjects ANOVA pairwise comparisons - is there a way to use TUKEY HSD?

    Hi I am running a 3 x 4 repeated measures within subjects ANOVA - the options SPSS gives me for the pairwise adjustments is LSD, Bonferonni and Sidak. However, I need to run post hoc using TUKEY HSD. I tried changing bonferroni for TUKEY in the syntax but to no avail. Just to emphasise, I am...
  8. A

    simple effects analysis

    Hello, My apologies if this topic should not be here. I have a within participant design with two variables: view and task. I obtain an interaction between these two factors and I want to explore it. I am using SPSS 20 and I want to check simple main effects. Someone gave me the following code...
  9. A

    Deciding on test and help with power, thank you!

    Hi there, I'm a first year PhD student and I am a bit at a loss regarding which test to use, and how to calculate power for a grant proposal. Any help will be much appreciated! I'm running all my participants in two conditions (positive/negative), so a within-subject design My dependent...
  10. E

    Dichotomous DV and 3 points of measurement per condition within each subject

    I have been reading a lot on this site and I think I am going to analyze my data using a mixed model ANOVA- random effect= subject and 2 fixed effects- comparison and pricing (each have 2 levels). All of my subjects were in all 4 conditions (a cross between the 2 factors) and answered 3 items in...
  11. E

    How do I enter the data and which tests should I use in SPSS? Am very lost!

    Hi everyone, Parts of my question may seem rudimentary but the more I read, the more confused I get so I am going to completely spell out my experiment. In my study, I have created 4 conditions by crossing 2 factors- 1) comparison type 2) pricing. Each have 2 levels. My questionnaire had...