8 votes

Is a low Emotional Intelligence (EQ) pathological?

Shortly , a low EQ is not a sufficient condition to diagnose a mental psychiatric disorder. This is the DSM-V Proposal for the Definition of Mental/Psychiatric Disorder All these features have to be ...
Fil's user avatar
  • 1,524
7 votes

Is there a theoretical maximum for IQ?

There are a few ways that you could answer this question. First, IQ is defined with a mean of 100 and a standard deviation of 15. But this is a normative score and relative to a given target ...
Jeromy Anglim's user avatar
6 votes
Accepted

Freeware for measuring keystroke duration

Psychopy (http://psychopy.org) can do this. It can do it in two ways. Using iohub. Iohub is a crazy powerful way to get any information about any kind of input to your system, from keyboard, mouse, ...
Jonas Lindeløv's user avatar
6 votes

Correlation between "mechanical aptitude" and IQ

Can you suggest me better literature? Am I using the wrong concepts? Are the references provided above "sufficient"? I recommend you take a step back and ask yourself what your question is, and ...
faustus's user avatar
  • 1,247
6 votes

Is there a test that measures gender dysphoria?

Short answer Yes. Background A cursory Google Scholar search with the key terms Gender Dysphoria Questionnaire brought up The Gender Identity/Gender Dysphoria Questionnaire for Adolescents and ...
AliceD's user avatar
  • 20.6k
6 votes

How do psychologists ensure they are measuring innate intelligence and not just education?

Short answer Any intelligence test will be designed for a certain target population. That target population's score is set at an index of 100 for the standard IQ test. The same test applied to people ...
AliceD's user avatar
  • 20.6k
5 votes

Getting started with EEG data

If you are considering an alternative to matlab that is free I would recommend octave. If you are on linux you might consider the whole neurodebian. In terms of book I did not find Steve Luck's book ...
HelloWorld's user avatar
5 votes

Is the Myer Briggs Type indicator (MBTI) a reasonable scientific theory?

Absolutely not. And, unlike claimed in other answers, it's about as based on Carl Jung as me whistling out of tune would be "work based on Mozart." The MBTI was "developed" by a "psychic medium" who ...
Doc_Dormicum's user avatar
5 votes
Accepted

Why compare a target group to a control group when population norms are available?

Say your juvenile offender are on average 16 year old boys from Britain, and the control group consists of (on average) 16 year old British boys who haven't done anything wrong. The only difference ...
Robin Kramer-ten Have's user avatar
5 votes
Accepted

How to measure stress quantitatively?

When your goals is to measure one option over the other As part of a Human-Computer Interaction (HCI) study I also needed to measure cognitive load in order to assess whether a particular user ...
Steven Jeuris's user avatar
  • 3,523
5 votes
Accepted

How to measure and quantify concentration or focus?

Short answer Attention can be quantified with a sustained attention to response task. Background I think with focus or concentration you mean sustained attention to a certain task. A sustained ...
AliceD's user avatar
  • 20.6k
5 votes
Accepted

Advancement to Likert Scale

The visual analogue scale (VAS) has been used in some research. For a direct comparison in one study, see Vickers who compared VAS vs. 7-point Likert. It's interesting that Vicker found a similar ...
Dolphin 613 Motorboat's user avatar
5 votes
Accepted

What techniques can be used to differentiate between correlation and causation?

There is no statistical test for distinguishing mere correlation from causation. It has to come from ulterior (model) considerations. Having said that, a common way is to design a new experiment, ...
Dolphin 613 Motorboat's user avatar
5 votes

How to ask in a survey for emotional vs. rational personality

I know that Helen Fisher, who is a love researcher, has developed a four factor personality model where two of the factors are quite relevant to your question. See (Fisher et al, 2015) for some ...
Eff's user avatar
  • 700
5 votes
Accepted

Is there a list of large-scale, free datasets with psychological variables?

Participants at the last meeting of the Society for the Improvement of Psychological Science developed a list of >100 such datasets with some metadata such as topic, country, total number of ...
Cameron Brick's user avatar
4 votes

Free online intelligence test with norm table, high reliability, and must be printable?

I just found out about ICAR. The International Cognitive Ability Resource is a public-domain assessment tool which aims to encourage the broader assessment of cognitive abilities in psychology ...
Jeromy Anglim's user avatar
4 votes

Component naming of MEG vs. EEG

EEG and MEG measure two different but related signals. While EEG records the electric activity from the scalp, MEG records changes in the magnetic field induced by electric activity in the brain. ...
mvdoc's user avatar
  • 101
4 votes

Why are disorders discrete?

The question is why sometimes we report certain psychiatric conditions as being discrete (henceforth categorical) and sometimes as being dimensional (or in a spectrum). The answer is related to the ...
lf_araujo's user avatar
  • 317
4 votes

What does it mean for there to be more variance within groups than between groups in IQ?

In the video he is discussing some work of Charles Murray (not sure how familiar you are with it). In any case, the main point of your confusion comes from the difference between presence and size. Dr....
mflo-ByeSE's user avatar
  • 1,283
4 votes
Accepted

What does it mean for there to be more variance within groups than between groups in IQ?

"You know nothing about a person's intelligence on the basis of his or her skin color. That is just a fact. There is much more variance among individuals in any racial group than there is between ...
Jeromy Anglim's user avatar
4 votes
Accepted

Name of false answer effect in surveys

This is called "demand characteristics": ... an experimental artifact where participants form an interpretation of the experiment's purpose and unconsciously change their behavior to fit that ...
Arnon Weinberg's user avatar
  • 19.6k
4 votes
Accepted

What is the best unobtrusive and objective method to measure mental workload?

There are different parameters you can use, but as the question is not clear what exactly you want to do , I think with EEG and Task Load Index (TLI) you are good to go. The Task load index (TLI) ...
Majid khalili's user avatar
4 votes

What are the correlation between the Big 5 (OCEAN) dimensions of personality?

My answer to the question on evidence for the GFP provides numerous references on the correlations between the Big 5: What is the support for a global personality factor? The key bit of the answer ...
Jeromy Anglim's user avatar
4 votes
Accepted

Paper discussing economic rationale of IQ-based hiring practices

I believe I know which paper you're referring to. My guess is the widely cited Schmidt & Hunter (1998) paper. The paper summarizes 85 years of practical and theoretical implications of research in ...
Eff's user avatar
  • 700
4 votes
Accepted

Survey questions to test competitiveness

It's probably better to see if any validated indexes/tests exist, and some do e.g. https://doi.org/10.1177%2F0013164492052002016 Despite its relevance to a wide variety of situations, ...
Dolphin 613 Motorboat's user avatar
4 votes

How many participants are needed for online reaction time studies?

There are four variables of interest in a statistical power analysis: power (often chosen as 0.8 or 0.9 by convention, this is the probability of correctly rejecting the null hypothesis if it is false)...
Bryan Krause's user avatar
  • 7,411
4 votes
Accepted

Why are most psychological studies not controlling for IQ and personality scores of their respondents?

A quick look at your reference focussed on a meta-analysis of an intervention. Evaluating interventions is mostly about estimating the mean effect of an intervention. So, even if personality or ...
Jeromy Anglim's user avatar
4 votes
Accepted

Is anything known about pygmy intelligence?

Short answer: There are no such studies, but some pygmy children do learn math, and graduate from secondary schools. Note: From the point of view of genetic divergence, the Khoisan are more commonly ...
Arnon Weinberg's user avatar
  • 19.6k
3 votes
Accepted

Can anyone provide a modern source for the average college student IQ of 115?

Ok I finally found the official demographic norming data from the WAIS-IV on page 104 of this book: "WAIS-IV Clinical Use and Interpretation: Scientist-Practitioner Perspectives" You can see a ...
noeps's user avatar
  • 91
3 votes

What computerized EEG analysis algorithms are there?

Also FieldTrip for Matlab, and MNE for Python
K A's user avatar
  • 981

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