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5 votes
Accepted

How to analyze event-related fMRI data with missing fMRI trigger in logfile?

I can see one case in which you still might analyze the data. This only works under three conditions: your paradigm has no variable durations of either stimulus presentations or breaks or others (or ...
awakenting's user avatar
4 votes
Accepted

How to calculate absolute power for EEG from power spectra density?

I had to do some searching to be able to answer this question. As a matter of fact, a similar questions was once asked on Signal Processing. To make the explanation more laymen-like, I think the ...
Robin Kramer-ten Have's user avatar
4 votes

Is there a guide on exactly how to report outputs (regression, anova, correspondence analysis) in APA?

You should get the APA Style Manual (currently in the 6th edition). Chapter 5 describes the effective use of graphic elements in text. It provides readers with guidance on which graphic element is ...
Jeromy Anglim's user avatar
4 votes
Accepted

In what order do you preprocess EEG data?

You kind of have to do some kind of baseline correction first (or a highpass filter on the unepoched data) because of slow drifting. Lowpass filtering before artifact rejection is fine as long as you ...
K A's user avatar
  • 981
3 votes

Open source software for analyzing Heart Rate Variability (HRV)

A variety of packages exist that allow the calculation of these metrics. I will describe these packages by category: Software Kubios is a program from Finland that has a nice GUI, in which you can ...
Robin Kramer-ten Have's user avatar
3 votes

Importing EGI eeg binary format data into R?

While the available R packages for EEG do not seem to support the EGI eeg data format (see Robin Kramer's comment), you might want to try MNE-Python as a free and open alternative to any EEG toolbox ...
S.A.'s user avatar
  • 310
3 votes

Calculate threshold from 'binary' yes/no data

The biggest drawback of your procedure, also point of discussion previously here is the limited number of trials. Apparently, you obtained binary data, namely one answer (yes/no) per trial, basically ...
AliceD's user avatar
  • 20.7k
3 votes

How to statistically test whether parents and children share similar humor styles?

Assuming the data are dyadic (i.e., one child per parent), you would probably focus on correlating child scores with parent scores. Hopefully, you have a sense of how the child and parent scales ...
Jeromy Anglim's user avatar
2 votes
Accepted

Thesaurus for types of psychological projections

Preamble Before I go into my answer, I should point out that where the theory of psychological projection originated from Sigmund Freud, his theories are considered by many as pseudoscientific. More ...
Chris Rogers's user avatar
  • 12.3k
2 votes
Accepted

Temporally truncate BOLD data

It looks like fslroi is the tool I'm looking for. To temporally truncate a scan the usage would be ...
G Warner's user avatar
  • 141
2 votes

System 1 and 2 thinking and unconcious

Peter Carruthers argues (2014) that system 1 doesn't quite overlap with unconscious thinking: I shall argue that there is, indeed, a real, scientifically valid, distinction between a set of ...
got trolled too much this week's user avatar
2 votes

Why would someone state that "self-esteem doesn't exist"?

In the video, he states: What is self-esteem? It is a word (actually it is two words). It is sort of something you think you might have or not have. But, that's a figure of speech. That's not an ...
Steven Jeuris's user avatar
  • 3,523
2 votes

Why Is It Still Called Schizophrenia?

Lots of terms live long beyond their etymology, in science and outside. Etymology is really about history of language, not meaning of language: knowing where a word originated does not tell you how it ...
Bryan Krause's user avatar
  • 7,481
2 votes

When to use standard versus moderator regression techniques for the most parsimonious approach?

You write: When controlling for age, gender and anxiety, participants high in sense of humour will have higher life satisfaction. This is standard regression. Predictors that are control ...
Jeromy Anglim's user avatar
1 vote
Accepted

Methods for comparing extracellular neural response structure to auditory stimulus structure

A common method for this is called "reverse correlation", see for example https://scholar.google.com/scholar?hl=en&as_sdt=0,50&q=reverse%20correlation%20receptive%20field The ...
Bryan Krause's user avatar
  • 7,481
1 vote

Unable to run AxoGraph v1.7.6 on macOS 10.15 Catalina

Response from AxoGraph Support I received an answer from John of AxoGraph suggesting to follow the steps outlined in this tutorial to set up a virtual machine (VM) on my computer with an earlier ...
Brunox13's user avatar
  • 141
1 vote

Why would someone state that "self-esteem doesn't exist"?

I assume the title is designed to be a bit provocative. But I think he makes a few claims: Big Five personality (especially neuroticism and extraversion) explains self-esteem well. It's very ...
Jeromy Anglim's user avatar
1 vote

How do I choose the correct sigma when applying a Gaussian filter to a fixation density map?

Yes, they almost certainly mean visual degrees. I presume you know how to calculate visual angles at the distance of your display and how to transform your eye tracked data to that coordinate system. ...
Bryan Krause's user avatar
  • 7,481
1 vote
Accepted

Study on the learning of programming concepts in pre-university students

If you want to report the dispersion, add some error bars, or better do a box plot, or even violin plot, but the latter require understanding of less introductory concepts (for tuning purposes). For a ...
got trolled too much this week's user avatar
1 vote

Using the median for non parametric (Likert) data, when it gives you a decimal place

Bryan's answer is just fine, I just wish to add some fundamentals on the median. A quick look on the wiki page would've told you right away that medians of integers don't necessarily have to be ...
AliceD's user avatar
  • 20.7k
1 vote

Using the median for non parametric (Likert) data, when it gives you a decimal place

You are using the wrong justification for using the median. The only reason you can even consider using a median or mean with Likert data is because there is meaning to values between Likert items. If ...
Bryan Krause's user avatar
  • 7,481
1 vote

EEG analysis free software?

The eegkit package for R is a good and open source toolkit for data analysis. It is easy to use and you can get really cool plots.
Aki Sunshin's user avatar
1 vote

System 1 and 2 thinking and unconcious

Another classic distinction was given by Bargh in 1997 that helps show muddling (lack of clear overlap) between the dual-systems concept and how the unconscious is defined by psychologists: ...
Cameron Brick's user avatar
1 vote

What statistics can compare individual survey responses & others that were measured as a group (from which we need to extract individual responses)?

Sounds like you're looking for a hierarchical model. You might find some joy in BDA, http://www.stat.columbia.edu/~gelman/book/ (in particular, chapter 5) To quickly get some idea if this sort of ...
steveLangsford's user avatar
1 vote

How to statistically test whether parents and children share similar humor styles?

I'm not sure about my answer but first of all, to have comparable variables, I think you need to divide children's scores to 4 and their parent's to 7. As far as I understood you want to understand ...
Erdem's user avatar
  • 117
1 vote

How to calculate absolute power for EEG from power spectra density?

I found this article very helpful https://raphaelvallat.com/bandpower.html, there are some good graphs for visual. I am trying to learn this content myself, but my understanding is that pwelch outputs ...
jtlechem's user avatar
1 vote

How to denoise and get rid of 1/f trend of a PSD in an EEG synchronization experiment

Apparently the paper you mention is simply evaluating the median in the EEG spetrum. Say that for all your channels you get a 3D matrix PSD, with dimension 1 the number of channel, dimension 2 the ...
François's user avatar

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