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

The Anchoring-and-Adjustment Heuristic01:25

The Anchoring-and-Adjustment Heuristic

7.8K
In order to make good decisions, we use our knowledge and our reasoning. Often, this knowledge and reasoning is sound and solid. However, sometimes, we are swayed by biases or by others manipulating a situation. For example, let’s say you and three friends wanted to rent a house and had a combined target budget of $1,600. The realtor shows you only very run-down houses for $1,600 and then shows you a very nice house for $2,000. Might you ask each person to pay more in rent to get the...
7.8K
Sums of Power01:22

Sums of Power

67
In definite integration, Riemann sums approximate the area under a curve by dividing it into subintervals and summing the areas of rectangles. When these approximations follow predictable numerical patterns, such as arithmetic or polynomial sequences, sum formulas offer a more efficient and accurate way to compute the result. In particular, the sum of consecutive integers, squares, and cubes plays an essential role in simplifying these calculations, especially when dealing with uniform...
67
Wilcoxon Rank-Sum Test01:21

Wilcoxon Rank-Sum Test

753
The Wilcoxon rank-sum test, also known as the Mann-Whitney U test, is a nonparametric test used to determine if there is a significant difference between the distributions of two independent samples. This test is designed specifically for two independent populations and has the following key requirements:
753
Anchoring Junctions01:03

Anchoring Junctions

5.0K
Anchoring junctions are multiprotein complexes that help cells connect to other cells and the extracellular matrix. Anchoring junctions are present on the lateral and basal surfaces of cells, providing strong and flexible connections. Focal adhesions are often formed due to cell interactions with the ECM substrata, which initiate signal transduction via kinase cascades and other mechanisms. Together, they provide stability and tissue integrity. There are three types of anchoring junctions:...
5.0K
Lipids as Anchors01:32

Lipids as Anchors

7.3K
In the plasma membrane, the lipids forming the bilayer can also act as an anchor to tether proteins to the membrane. The three main types of lipid anchors found in eukaryotes are – prenyl groups, fatty acyl groups, and glycosylphosphatidylinositol or GPI groups. Prenyl and fatty acyl groups act as anchors on the cytosolic surface of the membrane, whereas GPI anchors proteins on the extracellular side.
The carboxy-terminal of most of the prenylated proteins, such as Ras proteins, contains...
7.3K
Sum and Difference OpAmps01:22

Sum and Difference OpAmps

1.4K
Operational amplifiers (op-amps) are versatile devices that extend beyond amplification. In this context, two specific op-amp configurations are explored: the summing and difference amplifiers.
A summing amplifier, or an adder, utilizes an op-amp to merge multiple input signals into a single output signal. When audio signals are introduced into its input channels, the input resistors initiate currents that traverse feedback resistors, resulting in an output voltage. Applying Kirchhoff's current...
1.4K

You might also read

Related Articles

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

Sort by
Same author

The naturalness bias in sport.

Psychology of sport and exercise·2023
Same author

Improving Time Estimation in Witness Memory.

Frontiers in psychology·2019
Same author

Rumination and Performance in Dynamic, Team Sport.

Frontiers in psychology·2016
Same author

Belief in optimism might be more problematic than actual optimism.

Frontiers in psychology·2014
Same author

I Am a Better Driver Than You Think: Examining Self-Enhancement for Driving Ability.

Journal of applied social psychology·2013
Same author

People Believe That They Are Prototypically Good or Bad.

Organizational behavior and human decision processes·2013

Related Experiment Video

Updated: Feb 1, 2026

Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph
05:32

Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph

Published on: February 21, 2025

712

Unpacking, summing and anchoring in retrospective time estimation.

Michael M Roy1, Tatem Burns2, Joseph R Radzevick3

  • 1Elizabethtown College, USA; North-West University, Potchefstroom, South Africa.

Acta Psychologica
|December 12, 2018
PubMed
Summary

Memory of task duration is malleable. How we recall past task duration, even for short events like watching videos, can be influenced by estimation methods like anchoring.

Keywords:
AnchoringBiasMemorySummingTimeUnpacking

More Related Videos

Psychophysically-anchored, Robust Thresholding in Studying Pain-related Lateralization of Oscillatory Prestimulus Activity
07:28

Psychophysically-anchored, Robust Thresholding in Studying Pain-related Lateralization of Oscillatory Prestimulus Activity

Published on: January 21, 2017

7.3K
Installation Method to Enhance Quality Control for Fiber Reinforced Polymer Spike Anchors
06:21

Installation Method to Enhance Quality Control for Fiber Reinforced Polymer Spike Anchors

Published on: April 10, 2018

7.4K

Related Experiment Videos

Last Updated: Feb 1, 2026

Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph
05:32

Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph

Published on: February 21, 2025

712
Psychophysically-anchored, Robust Thresholding in Studying Pain-related Lateralization of Oscillatory Prestimulus Activity
07:28

Psychophysically-anchored, Robust Thresholding in Studying Pain-related Lateralization of Oscillatory Prestimulus Activity

Published on: January 21, 2017

7.3K
Installation Method to Enhance Quality Control for Fiber Reinforced Polymer Spike Anchors
06:21

Installation Method to Enhance Quality Control for Fiber Reinforced Polymer Spike Anchors

Published on: April 10, 2018

7.4K

Area of Science:

  • Cognitive Psychology
  • Decision Science
  • Memory Research

Background:

  • Interventions like unpacking, summing, and anchoring are known to influence future predictions of task duration.
  • The impact of these interventions on retrospective duration estimations remains less understood.
  • Understanding memory biases is crucial for accurate self-assessment and planning.

Purpose of the Study:

  • To investigate if interventions used for prospective duration forecasting affect retrospective duration estimations.
  • To determine the influence of anchoring and estimation methods on memory of past task durations.

Main Methods:

  • Three studies were conducted where participants experienced short stimuli (e.g., videos).
  • Participants provided sequential estimations for individual stimuli and the overall duration.
  • The first estimation served as an anchor, influencing subsequent estimates.

Main Results:

  • Anchoring significantly biased subsequent duration estimates in the direction of the initial estimate.
  • Discrepancies were observed between estimations of individual tasks and combined tasks, even when given sequentially.
  • The method of eliciting duration memories impacted the resulting estimations.

Conclusions:

  • Retrospective duration memories are susceptible to biases introduced by the estimation process.
  • The manner in which duration memories are elicited significantly influences their accuracy.
  • Findings highlight the reconstructive nature of memory for temporal information.