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2
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1answer
50 views

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

I want to investigate the ability of a group of students to learn programming concepts in one hour. The students are grouped by ages: 6 - 17. The tasks are divided into concept and type. Each concept ...
1
vote
0answers
12 views

Is it okay to use “fixed number of factors” in EFA after contradicting results from MAP test and eigenvalues?

I need help with my data analysis. I am using a non-validated translated questionnaire in my survey. The purpose of it is not to validate the measure in a different language and its construct validity,...
4
votes
1answer
30 views

Thesaurus for types of psychological projections

Thanks to Berne, there is an plethora of "games people play" between people based on pattern analysis of social interaction. Now, is there a comparable approach to analysis of psychological ...
3
votes
1answer
38 views

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

The organization I belong to studies indigenous populations through primarily survey research. One study for example aims to identify the relationship between culture and the evaluation of odors. We ...
4
votes
1answer
30 views

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

I know how to run multiple regressions (SMR, HMR, and MMR) in SPSS but I'm still a little vague on when it's appropriate to use each of them to achieve the best and most parsimonious result. (SPSS ...
5
votes
2answers
39 views

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

I have data from children and their parents on their humor styles (using the Humor Styles Questionnaire by Martin (2003)). For the adult version: It's a 32-item measure, with 4 subscales for each ...
5
votes
1answer
45 views

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

I would like to report statistical findings after quantitative data analysis in APA format. Is there a guide on this? I've not been able to find any. I'm using SPSS but I'm sure it would be similar ...
2
votes
0answers
51 views

Temporal and frequency analysis of brain network to study autism disorders

I know it has shown in the literature that autism disorder affects brain network connectivity based on rs-fMRI data (Plitt, Barnes, & Martin, 2015). They have local over-...
5
votes
1answer
93 views

Calculate threshold from 'binary' yes/no data

For various reasons, I have a crappy experimental design that I am forced to deal with. I present subjects with 20 yes/no trials, out of which 5 are no-signal catch trials and 15 are signal trials. ...
3
votes
0answers
42 views

Which filter should be applied to the EEG signal for the stress stimulus? [closed]

I am a student in electrical and electronics engineering. I just started working with EEG. I perform a stress test on subjects and record EEG activities with a 5-sensor headset. I use Matlab for ...
4
votes
0answers
29 views

What is the effect of Gibbs artifact on multi voxel pattern analysis?

I have collected a EPI BOLD sequence data using Siemens skyra 3T. The voxel size is 3x3x3 mm^3. TR = 2s. I am seeing Gibbs artifact similar to the image: People have suggested to smooth the data to ...
4
votes
1answer
2k views

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

For example, I have power spectrum density calculated by pwelch ...
4
votes
1answer
99 views

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

I'd appreciate some help from you guys. I'm currently analyzing an experiment where I've entrained participants to these frequencies: Condition 1: 4.16Hz-8.33Hz Condition 2: 2.77Hz-8.33Hz ...
1
vote
0answers
322 views

How to determine percentile rankings for responses to for Big5 Mini-Markers test?

I'm writing a big 5 personality test using Big 5 Mini Markers by Saucier, as described here: http://pages.uoregon.edu/prsnlty/SAUCIER/Saucier.Minimarkers.Full.pdf Given that most markers have about 0....
2
votes
1answer
2k views

Open source software for analyzing Heart Rate Variability (HRV)

Heart rate variability (HRV), the change in the time intervals between adjacent heartbeats, is an emergent property of interdependent regulatory systems that operate on different time scales to adapt ...
4
votes
1answer
75 views

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

I have the following problem: we conducted an event-related fMRI experiment using Presentation software to display the experiment. Usually each fMRI pulse/scan is logged in the presentation log file ...
2
votes
0answers
80 views

EEG electrode cluster selection

Is there a good review paper on electrode selection in EEG analysis to avoid the problem of double dipping (Kilner, 2013)? This is a well documented issue in neuroimaging (Kriegeskorte et al, 2009; ...
6
votes
1answer
72 views

Importing EGI eeg binary format data into R?

Are there R packages/functions for importing EGI eeg data format into R?
5
votes
1answer
202 views

In what order do you preprocess EEG data?

I am fairly new to EEG research and I am unsure what the best ordering is for preprocessing data. Do you correct for baseline and filter the data before you go on with artifact rejection/correction, ...
5
votes
1answer
945 views

Why is my SPM batch job printing a warning repeatedly?

I'm aware of the ambivalence of cogsci.stacexchange with regards to asking questions about code, but this question really is about SPM, specifically, so I think that the domain-specific nature of my ...