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

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2answers
138 views

Where can I find a longitudinal study with a binary response?

I've spent the last couple of months trying to find real data (not simulated) of a longitudinal study, but I can't seem to find one. Any topic and time frame is fine, but the dependent variable must ...
2
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2answers
45 views

Are psychiatric disorders merely statistical deviations?

When we suppose that a segment X of the population is at high-risk for disorder Y, don't we assume that anyone carries the same psychophenotype, yet not in a statistically-significant degree?
2
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0answers
62 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
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1answer
16 views

How to find the upper and lower quartiles of the Ryff scale?

I received this question via email and thought the answer might be sufficiently general to be worth posting here. I have used the Ryff scale in my research . Actually I am confused about the ...
1
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1answer
414 views

NEO-FFI $t$-score calculation

I am a CS student who has to do an analysis on the NEO-FFI test. I have the results of the questionnaire, however, I couldn't find how to calculate t-scores or raw scores. There are lots of academic ...
1
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1answer
182 views

How to interpret HLM analyses looking at work group and individual worker effects?

Liden et al (2004, PDF) is an example of a study examining employees in work groups in an organisation. Thus, measures are obtained of both individual workers and of the work groups that they belong ...
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1answer
42 views

Do more accidents happen when you cross the street on red light(as a pedestrian)? [closed]

As I wanted to have concrete question in the title I've chosen this one. But my real toughts behind that is if you have ever heard about anything like, I would call it, the 'Red-Light-Theory'? It ...
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0answers
35 views

How to identify participants answering online questionnaires who have not paid attention? [duplicate]

I often analyse data that involves participants completing a selection of psychological tests online. A concern with online testing is that some participants may not complete the task conscientiously. ...
0
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2answers
122 views

Prevalence of psychological “problems”

Giulio Cesare Giacobbe is an expert of psychosynthesis. In one of his books (Alla Ricerca delle Coccole Perdute) he speaks of childish, neurotic people. He says most people are childish and neurotic. ...
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2answers
63 views

Is cognitive science hypothesis-based or bound to strict experiments involving statistics?

When I look at medical journal articles on Google Scholar I see a lot of stuff based on double blind placebo tests. From this, I've gathered that medicine often performs experiments. I've been in ...