Does anyone have experience with the running an attrition analysis in SPSS?

In order to explore the nature of the drop out in the control condition, I want to compare the six who dropped out with the 19 who stayed on the time 1 measures ( i.e., outcomes), to see whether...

10 November 2018 9,176 3 View

Any Citation for Cronbach alpha 0.6 and above is acceptable ?

My measure overall Alpha Cronbach Alpha is .75, however, one of my sub-scale has Cronbach Alpha (.60). Can I find support from literature said that this is within the acceptable range for Cronbach...

09 October 2018 570 0 View

Need to run a full model summary for Multiple Regression?

08 September 2018 9,616 1 View

Hi all, It is possible to run Post hoc test for 2 groups and 2 times Using ANCOVA after controlling the baseline?

I am struglling to find an example for Post hoc test for two groups ( one intervention, one control ), must of the examples for 3 or more groups. Therefore i am not sure is right to report Post...

31 December 2017 615 4 View

I want to measure the effectiveness of the intervention on boys and girls? we hypothesis that the intervention would be better for boys not girls?

What is the best statistical method to measure that. Variables - Gender ( boys and girls) - Intervention ( baseline, 4 weeks and 3 months) *The hypothesis is a direction hypothesis (one- tailed)

10 November 2016 5,703 3 View

A question to those who have experience in Multiple regression. Can anyone sugget which is the best controlled variables?

04 May 2016 6,526 2 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

What test should i use in comparing the correlation between categorical and continuous variables?

Dear all, I have the variable (Surgery duration) represented by values in minutes and the variable (preoperative neuropraxia cases) represented as (Yes/No) values. I want to compare these two...

03 March 2021 5,427 5 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

How to find the mean, SD and CI in SPSS?

Hi, I hope that someone can help me with this task: I have 5 groups of participants which are numbered in SPSS from 1 to 5 (according to their group number) and are all under the variable group....

03 March 2021 506 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

The procedure compute?

02 March 2021 5,204 3 View

Does anyone know what a '.' means in SPSS?

Hi everyone! I was wondering if anyone would be so kind as to help me with regards to my data set on SPSS! I was checking for multivariate outliers via the standardised residuals ('Linear...

02 March 2021 7,910 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View