SPSS (Statistical Package for the Social Sciences) is a proprietary cross-platform general-purpose statistical software package.

learn more… | top users | synonyms

0
votes
0answers
12 views

SPSS Repeated measure ANOVA model [on hold]

I am running repeated measure ANOVA with two independent variables: time (3 levels) and task (2 levels). I noticed that SPSS and Minitab give different results, some exploring showed that differences ...
1
vote
0answers
14 views

How to analyze skewed and unskewed data on SPSS?

Study design: I have shown participants a series of photos of themselves vs. other people's bodies (original and manipulated), and asked them to find the original. Their responses were recorded and ...
0
votes
0answers
4 views

Two-way ANCOVA with count data— Poisson model in SPSS

I am attempting to compare the number of eating episodes by gender and diagnosis (4 levels), adjusting for BMI and age. I am assuming that a Poisson model would be preferred over a factorial ANCOVA ...
0
votes
0answers
8 views

Pearsons Chi Squared and z-score question

1) I have a list of who is short or not in a group(by using binary 0,1).I also have a list of where each case is located in region. If I do crosstabs for the calculate the percentage of short(1) in ...
0
votes
1answer
53 views

what type of regression model do I need to use?

My knowledge of statistics is very elementary, so please bare with me. I am looking at the relationship between the two concepts of psychological strategy (PS) usage and athlete engagement (AE), ...
0
votes
0answers
14 views

Conjoint Analysis - How they do it?

Theoretically what I know that, for doing Conjoint Analysis I have to make a list of all the possible products with five different features utilizing all the combination of different levels (see ...
1
vote
0answers
11 views

How to model a scale and its component subscales

I am investigating the use of psychological strategies (PS) and athlete engagement (AE) in soccer players and what to predict if global / whole PS predicts AE as a whole using SPSS. I also want to ...
0
votes
1answer
17 views

How to run repeated-measures ANOVA when data points per subject vary?

I am attempting to run statistics in the following scenario: I have a list of hospital visits by approx. 60 patients to the emergency room. Each patient gets an EKG done of their heart, and I have ...
0
votes
0answers
9 views

Contrasts / Post Hoc Tests for three way repeated measures ANOVA

I have three factors A B and C with 2, 2 and 3 levels. A and C have significant main effects, B is not significant, interaction A*C is significant, the others are not. Now I want to know how to ...
0
votes
1answer
12 views

Assigning values to range of scores in spss [on hold]

I have to use z-scores of final exam percentages to classify students as high (z-score > 1 ) vs. low performing (z-score < 1) for further analyses. Is there a way this could be done in spss ...
0
votes
0answers
18 views

Pearsons Chi Squared and z-scores question

1) I have a list of who is short or not in a group(by using binary 0,1).I also have a list of where each case is located in region. If I do crosstabs for the calculate the percentage of short(1) in ...
0
votes
0answers
10 views

Comparing one independent variable to several dependent variables [on hold]

I have one independent variable (GROUP which consists of three levels :School kids, University students, PhD students) and I need to find the effect of this IV on several dependent variables (I have ...
1
vote
0answers
25 views

Difference scores in linear mixed models?

I have a question about how to interpret fixed effect interaction coefficients, which appear to be difference scores, in linear mixed models using SPSS. I am looking at the consistency of ...
1
vote
3answers
58 views

Cohens d effect sizes

I'm using Cohens d effect sizes as a means of providing a magnitude based inference in a study I'm conducting. I just wanted to clarify if I'm correct here: Anything between .0 and .2 is small. ...
1
vote
1answer
23 views

How to deal with different outcomes between pairwise correlations and multiple regression

I have different results from a correlation table and a multiple regression model. I know that it is an effect of multicollinearity because correlations up to $.474$ exist between predictors, but this ...
0
votes
0answers
14 views

working with entire census data of population distribution

i am working on the total population of a state using census data sets, please what statistical techniques can i use to analyse the data to test if the distribution of population within the state in ...
3
votes
0answers
39 views

Formatting R output to mimic Stata or SPSS or SAS output [closed]

It has been my experience that different academic fields have converged to different statistical software apps as their "standard." E.g., in Economics Stata is very common but virtually unheard of in ...
0
votes
0answers
11 views

Specifying 'subjects' and 'repeated' options in Linear Mixed Model (SPSS)

This question is probably quite easy to answer for those who work with Linear Mixed Model analysis. My question is the following: I have a repeated measures design, where each participant completes a ...
0
votes
0answers
15 views

Exp(b) in multivariate Cox regression

I am trying to interpret the results of a Cox regression. I ran a multiple Cox regression analysis of an categorical variable—heart rate including 5 levels. I added covariates that were also ...
0
votes
0answers
9 views

Accessing the xpath for generlized mixed model using SPSS java plugin [closed]

I am using SPSS(version 22) java plugin and run a generalized linear mixed model. I wan to get the output of the AIC from the generated output. I am not sure what is the xpath of for getting this ...
1
vote
0answers
9 views

SPSS Comparing means between groups

I am currently working on a project about the performance of Himalayan mountaineering teams. I want to compare differences between these teams on the basis of the mountain they attempt to conquer and ...
0
votes
0answers
21 views

Custom Tables: How does SPSS treat multi response sets differently from categorical vars? [on hold]

I have come across an SPSS-specific scenario where I cannot understand how SPSS is calculating its proportions test results. The scenario only takes place when applying t-tests and z-tests on "SPSS ...
0
votes
0answers
9 views

How can I ENTER a 4-way interaction in a hierarchical regression blocks in SPSS? [closed]

I have 4 variables, and I want to compute their interaction in a hierarchical multiple regression. But I do not know how I put main and interaction of variables in blocks of hierarchical multiple ...
1
vote
0answers
26 views

How do I deal with split samples for conjoint in SPSS?

We ran a survey of a sample of over 4,000 where we asked about 16 cards (product combinations). To combat survey fatigue, we randomly assigned each respondent 4 of the cards, so that every respondent ...
0
votes
0answers
28 views

Finding trends from ordinal / likert responses

I have two ordinal variables, ranked on a 1-5 Likert scale, and a categorical variable of age groups. What I would like to is extract significant (or determine and identify the existence of) ...
0
votes
0answers
31 views

Extracting meaningful demographic data from ordinal / Likert responses in SPSS

I'm currently working on the findings of my Masters dissertation where I've defined hypotheses, created a questionnaire, and then testing whether a relationship exists between different ordinal ...
0
votes
2answers
23 views

How to do test the significant difference of CD4 count less than 350 in relation to different races using SPSS

I have a pool of CD4 count from 0 to more than 1000, and all the CD4 counts are respect to different races. So how to only test the CD4 count less than 350 to different races? To see whether there is ...
0
votes
1answer
20 views

How to simplify the SPSS Syntax when repeating functions [closed]

I am using SPSS syntax to run multiple UNIANOVAs for multiple variables each time under different conditions (or for different set of cases). I always use UNIANOVA for almost same 15-20 variables ...
1
vote
0answers
24 views

Regression model estimates vary depending on method of regression selected (stepwise/enter) with same predictor variables (SPSS)?

I am building a model for prediction with around 15 independent and one dependent variable. If I run a stepwise model (I understand the disadvantages of doing this) on the data, I get a set of ...
1
vote
0answers
15 views

Comparing measurements obtained from >2 devices (Bland-Altman, Tukey mean difference plot)

I would like to compare different measurements in regard to agreement. Quite often this is done using a Bland-Altman plot (also called Tukey mean difference plot) in medical literature. What I would ...
0
votes
0answers
17 views

Question about aggregate function [migrated]

I'm an R user and I'm trying to rewrite some second hand SPSS code in R. Could someone give me a basic idea of what this code is achieving?: ...
0
votes
0answers
22 views

Repeated Measures ANOVA SPSS

I have the following predictors: - 2 within subject factors - 4 between subject facors Theoretically, I'm mostly interested in the main and interaction effect between the 2 within subject factors as ...
1
vote
1answer
30 views

Wilcoxon Signed Rank Test reports “U” instead of “Z” in SPSS

Given two variables A and B with 35 random data points (generated with Excel in the range of 0 to 1), we applied Analyse -> Nonparametric Tests -> Legacy Dialogs -> 2 connected Samples in SPSS and ...
0
votes
1answer
23 views

Dependent questions in SPSS [closed]

I have questions in a survey that are dependent on other questions, i.e. nested questions. How do I enter those into SPSS? Example: ...
0
votes
0answers
13 views

SPSS Generalized Estimating Equations (GEE) with 2 nested subject variables?

I have an intercept-only model with 1 dependent variable and 2 subject variables (participants and participant groups). Technically, the participants variable should be nested within the participant ...
1
vote
0answers
38 views

MANCOVA reporting

I just ran a MANCOVA to compare my grouping variable with my dependent variables whilst controlling for my covariates. I am running a descriptive study, therefore already by looking at descriptive ...
0
votes
0answers
36 views

Inconsistent mediation

I am trying to figure out how to interpret my data where I think I have inconsistent mediation (MacKinnon, Fairchild & Fritz, 2007). Before including covariates: I have a non-significant total ...
0
votes
0answers
23 views

Multiple testing correction for 2x2 tables in SPSS

Hi I have 1 binary dependent variable (presence or absence of coeliac disease) and multiple binary independent variables (presence or absence of different symptoms). If I perform a chi square in SPSS ...
1
vote
0answers
28 views

Interpretation of SPSS output mixed model

I have an spss output, whereby I included the variable education in the fixed as well as random part of the SPSS mixed model syntax. A multilevel model is estimated whereby Level 2 represents ...
0
votes
0answers
15 views

SPSS output: Change of direction between univariate and multivariate

I am bit lost with my SPSS output. I am doing research on change management and its success factors. I set up a model with two IVs (kommunikation (communication) and Task Scoping). Alter, Geschlecht ...
1
vote
0answers
23 views

Generate means and std. dev. in a repeated measures ANOVA

I got a repeated measures ANOVA with two timepoints (i.e. variables A1 & A2) as within-subjects dependent variable, and variable B as a between-subject independent variable. In the output (SPSS) ...
1
vote
1answer
31 views

Chi-square Analysis for data derived from continuous variables

Let's say I have growth parameters for a population. People who exceed 95th percentile are marked with 1, and people who are otherwise below it are marked as zero. I will then use crosstabs to compare ...
0
votes
0answers
8 views

SPSS MIXED: Getting estimated marginal means for repeated measures

Any advice for getting estimated marginal means with a within-subject variable? I am looking at the dependent variable SIR over three time points (pre, mid, and posttreatment). My syntax is: ...
0
votes
1answer
55 views

What's the proper way to control for gender effect in a repeated measure anova (on SPSS)

I need some help to be sure I am using SPSS right (in this case, putting the variables in their right places). I have a 3 (3 different conditions/groups) x 5 ( time 1, 2, 3, 4, 5) and I want to ...
0
votes
1answer
27 views

Comparison of longitudinal data in a same group of participants but using two entirely different tests

I have a dataset of participants who were longitudinally followed up at two different time points. They went through a series of measurements at both points. Even though the overall domain of the ...
0
votes
0answers
20 views

Regression not sure

My early research shows that after giving voice therapy children improve their phonetic production- faster reaction times ( I had 10 participants who named 20 items pre and 20 post therapy). However, ...
0
votes
0answers
22 views

Advantage of a pooled Repeated Measures ANOVA?

Study Design: 2 (time) x 2 (condition) repeated measures design DV: Physical activity (i.e. walking/cycling/running; all measured in units of seconds, meters, and amount of steps) IV's: Time, ...
0
votes
0answers
5 views

Loops for covariates: making SPSS choose covariates according to predictor in linear regression [migrated]

In my data set, I have several independent variables (here named "predictor1", "predictor2" etc.) and several dependent variables ("outcomeA", "outcomeB" etc). Furthermore, I have several covariates ...
0
votes
1answer
84 views

Applying Rubin's rule for combining multiply imputed datasets

I am hoping to pool the results of a pretty basic set of analysis performed on a multiply imputed data (e.g. multiple regression, ANOVA). Multiple imputation and the analyses have been completed in ...
0
votes
0answers
48 views

Logistic regression, separating variable (moderator) true in population! [duplicate]

I already checked other posts in this area, but still couldn't get a fit to my issue: I have the following preconditions: Software: preferred SPSS v21, possibly R Sample size: 5655 (will get around ...