Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Experimental Designs01:16

Experimental Designs

11.3K
An experimental design is a systematic process that allows researchers to evaluate the relationship between dependent and independent variables. There are three widely used types of experimental design - pre-experimental design, true experimental design, and quasi-experimental design. In pre-experimental design, the researcher compares the data before and after some interventions or treatments. The true-experimental design has more than one purposefully created group, a commonly measured...
11.3K
Group Design02:01

Group Design

8.9K
The most basic experimental design involves two groups: the experimental group and the control group. The two groups are designed to be the same except for one difference— experimental manipulation. The experimental group gets the experimental manipulation—that is, the treatment or variable being tested—and the control group does not. Since experimental manipulation is the only difference between the experimental and control groups, we can be sure that any differences between...
8.9K
Factorial Design02:01

Factorial Design

13.0K
Factorial Analysis is an experimental design that applies Analysis of Variance (ANOVA) statistical procedures to examine a change in a dependent variable due to more than one independent variable, also known as factors. Changes in worker productivity can be reasoned, for example, to be influenced by salary and other conditions, such as skill level. One way to test this hypothesis is by categorizing salary into three levels (low, moderate, and high) and skills sets into two levels (entry level...
13.0K
Instrument Calibration01:12

Instrument Calibration

177
Instrument calibration is essential for ensuring that instruments produce accurate and consistent results. It is vital in manufacturing, healthcare, testing laboratories, and scientific research. Calibration processes are specific to each instrument and help enhance data accuracy. Each instrument has a unique calibration process tailored to its design and function to improve data accuracy.
Analytical Balance Calibration
An analytical balance measures mass and requires regular calibration to...
177
Optimal Arousal Theory01:23

Optimal Arousal Theory

166
The optimal arousal theory suggests that performance is maximized when an individual experiences a moderate level of arousal. This theory is closely tied to the Yerkes-Dodson law, which illustrates an inverted U-shaped relationship between arousal and performance. The law, formulated by psychologists Robert Yerkes and John Dodson, implies an ideal arousal level for optimal performance, and deviations from this level can lead to declines in effectiveness.
Inverted U-Shaped Performance Curve
The...
166
Study Design in Statistics01:15

Study Design in Statistics

8.0K
A study design is a set of techniques that allow a researcher to collect and analyze data from different variables defined for a specific research problem. Statistics is commonly for effective study design and more robust experiments,
Does aspirin reduce the risk of heart attacks? Is one brand of fertilizer more effective at growing roses than another? Is fatigue as dangerous to a driver as the influence of alcohol? Questions like these are answered using randomized experiments with proper...
8.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Experiment-based calibration: Inference and decision-making.

Behavior research methods·2026
Same author

Psychophysiological Outcome Responses in Human Pavlovian Fear Conditioning: A Prediction Error Analysis.

Psychophysiology·2026
Same author

Effects of doxycycline on intrusive experimental trauma memory: a pre-registered, randomized double-blind placebo-controlled trial.

Translational psychiatry·2026
Same author

Eye-Tracking-BIDS: the Brain Imaging Data Structure extended to gaze position and pupil data.

bioRxiv : the preprint server for biology·2026
Same author

Human approach-avoidance conflict behaviour relates to transdiagnostic psychiatric symptom dimensions.

Translational psychiatry·2026
Same author

A systematic review of pharmacological effects on human aversive memory.

Neuroscience and biobehavioral reviews·2026

Related Experiment Video

Updated: Jun 24, 2025

A Within-Subject Experimental Design using an Object Location Task in Rats
09:28

A Within-Subject Experimental Design using an Object Location Task in Rats

Published on: May 6, 2021

4.5K

Experiment-based calibration in psychology: Optimal design considerations.

Dominik R Bach1,2

  • 1Wellcome Centre for Human Neuroimaging & Max-Planck UCL Centre for Computational Psychiatry and Ageing Research, University College London, United Kingdom.

Journal of Mathematical Psychology
|June 10, 2024
PubMed
Summary

This study introduces retrodictive validity, a new measure for psychological research. It offers guidance on designing calibration experiments to improve the accuracy of this validity index for latent variables.

Keywords:
CalibrationMeasurement accuracyMeasurement uncertaintyRetrodictive validity

More Related Videos

Combining Computer Game-Based Behavioural Experiments With High-Density EEG and Infrared Gaze Tracking
13:40

Combining Computer Game-Based Behavioural Experiments With High-Density EEG and Infrared Gaze Tracking

Published on: December 16, 2010

16.7K
Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios
07:43

Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios

Published on: August 4, 2023

1.9K

Related Experiment Videos

Last Updated: Jun 24, 2025

A Within-Subject Experimental Design using an Object Location Task in Rats
09:28

A Within-Subject Experimental Design using an Object Location Task in Rats

Published on: May 6, 2021

4.5K
Combining Computer Game-Based Behavioural Experiments With High-Density EEG and Infrared Gaze Tracking
13:40

Combining Computer Game-Based Behavioural Experiments With High-Density EEG and Infrared Gaze Tracking

Published on: December 16, 2010

16.7K
Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios
07:43

Author Spotlight: A Novel Setup to Conduct Naturalistic Laboratory Experiments with Real Human Actors in Scenarios

Published on: August 4, 2023

1.9K

Area of Science:

  • Psychology
  • Psychometrics
  • Research Methodology

Background:

  • Psychological theories frequently involve unobservable latent variables.
  • Ensuring the empirical validity of latent variable measurements is crucial.
  • Traditional psychometric validity indices present challenges in experimental settings.

Purpose of the Study:

  • To introduce retrodictive validity as a complementary measure for latent variable assessment.
  • To analyze calibration experiment designs for maximizing information and minimizing variance in retrodictive validity estimators.
  • To provide recommendations for optimizing calibration experiments in psychological research.

Main Methods:

  • Analytical derivation of distribution features impacting estimator variance using asymptotic limits.
  • Numerical simulation of various distributions with combined feature values.
  • Evaluation of calibration experiment design parameters, including predicted value distribution and resource allocation.

Main Results:

  • Identification of key distribution features influencing the variance of retrodictive validity estimators.
  • Development of evidence-based recommendations for designing calibration experiments.
  • Highlighting the sensitivity of retrodictive validity to theory misspecification.

Conclusions:

  • Retrodictive validity offers a valuable approach for assessing latent variables in experimental contexts.
  • Optimized calibration experiment design can significantly enhance the reliability of retrodictive validity estimates.
  • Careful consideration of theoretical assumptions is essential when employing retrodictive validity.