Juan Luis San Martin

10 Questions 33 Answers 0 Followers

Questions related from Juan Luis San Martin

Can you help me with latent class or Latent profile analysis learning materials?

Hi, I want to learn more about latent class/ latent profile analysis as part of a research project. I wish you could point me out to materials/courses based on R or other free software. Thanks.

09 September 2017 9,277 5 View

What psychology journals have banned NHST or have modified their editorial policies in a similar fashion?

Besides "Basic and Applied Social Psychology (BASP)" what journals in psychology have changed their policies in response to the NHST controversy? What are the changes?

10 October 2016 6,071 2 View

What multivariate statistical technique can help me to identify possible association between different risk behaviors measured as present or absent?

We assessed different risk behaviors and consequences associated with alcohol use. We asked the participants if they were involved in a given behavior (e.g: driving under the inffluence) the...

10 October 2016 6,777 8 View

What is the smallest possible sample size for a reliable mann-whitney-wilcoxon analysis?

We need to compare the self report of the family functioning of tw groups of adolescents. Those who have report life prevalence of self injury and those who don´t. Since we are having problems...

08 August 2015 3,057 4 View

What are some relevant references or teaching activities for teaching to write research objectives?

I am a lecturer in psychological research methods (undergraduate level). Next semester I will be guiding four research projects as a part of my academic role. Every semester I observe that...

07 July 2014 1,634 1 View

What are the best R packages for exploratory data analysis of psychological data?

I want to prepare a manuscript about exploratory data analysis of psychological data using R. Do you have any recommendation about the topics and packages to include? I’m considering the...

06 June 2014 6,553 14 View

Can anyone help with evaluation of intervention for police units?

I need to evaluate the impact of an intervention that was applied at different times in a number of police units to improve the effectiveness of the police. We need to control other covariates...

06 June 2014 7,368 3 View

Reproducible research in psychology and social sciences?

Recently I've been following some data analysis sites and noticed this topic. As a psychologist I'm interested in the advances in my discipline related to reproducible research. Can anyone...

10 October 2013 5,105 6 View

Can anyone point me out some literature about systematic reviews to identify the best pychometric instruments in the area of addiction research.

I'm preparing a proposal in the area research on addiction in the adolescent population.

11 November 2012 9,525 12 View

Can anyone suggest research on sensitivity to change indexes in the context of validation of a psychometric instrument?

I've been working on a validation study of instruments designed to assess treatment outcomes of a population from addiction programs. I’ve been asked to perform a sensitivity to change analysis...

10 October 2012 1,111 15 View