For questions about statistical methods that might be appropriate for certain paradigms within psychology, psychiatry, neuroscience, or cognitive science.

learn more… | top users | synonyms

0
votes
1answer
14 views

What statistical method to compare bilinguals and monolinguals on a task switching task?

I have data from my experiment where two groups participated (monolinguals vs. bilinguals). There was a language switching as well as a task switching part to the experiment where the data tells how ...
5
votes
0answers
207 views

What to do when you have a speed-accuracy trade-off in your data?

Many studies report that a speed-accuracy trade-off (SATO) did not occur in the data since there is a positive correlation between RTs and error rates. In other words, people took longer to respond ...
4
votes
0answers
13 views

How do I get calculate D1 and d1 in a multinomial processing tree model?

I've just been reading this paper and I am currently conducting an experiment for my undergraduate thesis. The experiment involves reality monitoring source memory judgments and I therefore want to ...
4
votes
0answers
40 views

How common is it for twins conjoined at the head to share thoughts and visual stimuli?

I've always been interested in the possibility of a pair of conjoined twins, joined at the head, being able to read each other's thoughts, react to stimuli that one of them can't see/hear/feel, and ...
4
votes
0answers
25 views

Is there an extension of multinomial process models that incorporates response latencies?

In an experimental setting where a categorical response has to be given, the same response can, in theory, be generated by different latent processes. For example, in an experiment where participants ...
4
votes
0answers
230 views

How to analyse accuracy, hits and false alarms in e-prime?

It's the first time for me to do analyses with e-prime, and I have to analyse some data from an experiment. The data are, at the moment, in e-prime. I'd like to have the accuracy, the hits, and the ...
2
votes
0answers
69 views

How can Bayesian inference improve upon logistic regression in incorporating psychometric data?

In order to estimate probability of default, banks and other financial institutions have often used logistic regression based on data involving credit history. Suppose an entrepreneur or borrower ...
2
votes
0answers
85 views

Where to find statistical prevalence data for psychopathology over time?

Are there any places where is possible to find historical data for trends of psychological disease? For example some Google website (similar to google trends or NGrams)
1
vote
0answers
39 views

Where can I find the norms for Raven's Standard Progressive Matrices?

I've never had my IQ measured before. After some research I decided to take the Raven's Standard Progressive Matrix test. After Googling I found this Wikipedia page. This test was linked on the ...
1
vote
0answers
60 views

Bootstrapping in Psychology

I am interested in bootstrap, especially how it's entering the psychologist's world. Boostrapping is used to 'omit' classical assumptions to get statistics. Bootstrapping starts with creating new ...
1
vote
0answers
8 views

Talk for lay audience: determining private traits and attributes from online behaviour

This question was referred from Cross-Validated Stack Exchange: I need to give a talk on statistic / machine learning as applied to determining an individual's traits and attributes from online ...
0
votes
0answers
4 views

Can CES-D scores be meaningfully averaged?

I'd like to compare the CES-D score for people after an event with that of people who never experience that event. Measurements are not paired in relation to anything of significance for people ...
0
votes
0answers
16 views

How can I do inferential statistics with Ipsative data scores?

If participants were administered a questionnaire where they were asked to compare two personality traits on how similar they are to a certain social group, and choose the one that is best ...