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

Friedman Two-way Analysis of Variance by Ranks01:21

Friedman Two-way Analysis of Variance by Ranks

137
Friedman's Two-Way Analysis of Variance by Ranks is a nonparametric test designed to identify differences across multiple test attempts when traditional assumptions of normality and equal variances do not apply. Unlike conventional ANOVA, which requires normally distributed data with equal variances, Friedman's test is ideal for ordinal or non-normally distributed data, making it particularly useful for analyzing dependent samples, such as matched subjects over time or repeated measures...
137
Review and Preview01:10

Review and Preview

6.9K
In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
Percentiles are a type of fractile that partition data into...
6.9K
Cross-Sectional Research01:50

Cross-Sectional Research

11.1K
In cross-sectional research, a researcher compares multiple segments of the population at the same time. If they were interested in people's dietary habits, the researcher might directly compare different groups of people by age. Instead of following a group of people for 20 years to see how their dietary habits changed from decade to decade, the researcher would study a group of 20-year-old individuals and compare them to a group of 30-year-old individuals and a group of 40-year-old...
11.1K
Stratified Sampling Method01:16

Stratified Sampling Method

11.7K
Sampling is a technique to select a portion (or subset) of the larger population and study that portion (the sample) to gain information about the population. The sampling method ensures that samples are drawn without bias and accurately represent the population. Because measuring the entire population in a study is not practical, researchers use samples to represent the population of interest.
To choose a stratified sample, divide the population into groups called strata and then take a...
11.7K
Skewness01:06

Skewness

10.9K
The measures of central tendency calculated from a data set may not reveal much about its intrinsic distribution. If a plot is made of the data set’s values, the mean and the median may not only differ, but also the plot may have more values on one side of the central tendencies. Such a data set is said to be skewed towards that side.
The longer the tail of the plot on one side, the more skewed it is. The skewness of a data set’s values suggests that the measures of central tendency...
10.9K
Group Polarization01:01

Group Polarization

34.1K
Group polarization is the strengthening of an original group attitude following the discussion of views within a group (Teger & Pruitt, 1967). That is, if a group initially favors a viewpoint, after discussion the group consensus is likely a stronger endorsement of the viewpoint. Conversely, if the group was initially opposed to a viewpoint, group discussion would likely lead to stronger opposition.
34.1K

You might also read

Related Articles

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

Sort by
Same author

Nuclear translocation of SLC25A10 isoform 3 promotes chemoresistance in HCC cells via CEBPB/BCL2A1 signaling.

Cell death & disease·2026
Same author

Mobility-Based Segregation in U.S. Metropolitan Areas.

Demography·2025
Same author

Impact of syndemic heavy drinking, smoking, and depression on mortality among MSM with and without HIV: A longitudinal study.

Drug and alcohol dependence·2024
Same author

A contact binary satellite of the asteroid (152830) Dinkinesh.

Nature·2024
Same author

Human mobility patterns are associated with experienced partisan segregation in US metropolitan areas.

Scientific reports·2023
Same author

Consumer? Views and preferences of people receiving public mental health care in Australia on the terms used to refer to them.

Australasian psychiatry : bulletin of Royal Australian and New Zealand College of Psychiatrists·2023
Same journal

Comparing Ecological Momentary Assessments and Time Diary Methods for Measuring Daily Life.

Sociological methodology·2026
Same journal

Community-Driven Research with People Who Use Drugs: A Virtual Project During Multiple Epidemics.

Sociological methodology·2025
Same journal

The Measurement Properties of Aggregated Relational Data and NSUM-Estimated Network Size.

Sociological methodology·2025
Same journal

The Daily Lives of Crowdsourced U.S. Respondents: A Time Use Comparison of MTurk, Prolific, and ATUS.

Sociological methodology·2025
Same journal

Comparing the Robustness of Simple Network Scale-Up Method Estimators.

Sociological methodology·2024
Same journal

Polygenic Indices (a.k.a. Polygenic Scores) in Social Science: A Guide for Interpretation and Evaluation.

Sociological methodology·2024
See all related articles

Related Experiment Video

Updated: May 29, 2025

A System for Tracking the Dynamics of Social Preference Behavior in Small Rodents
08:38

A System for Tracking the Dynamics of Social Preference Behavior in Small Rodents

Published on: November 21, 2019

7.5K

Using Relative Distribution Methods to Study Economic Polarization Across Categories and Contexts.

Siwei Cheng1, Andrew Levine1, Ananda Martin-Caughey2

  • 1New York University.

Sociological Methodology
|February 3, 2025
PubMed
Summary
This summary is machine-generated.

Economic polarization, a shrinking middle class, is analyzed using a novel individual-level approach. This method measures polarization and distinguishes between compositional and relative economic status changes.

More Related Videos

Measuring Delay Discounting in Humans Using an Adjusting Amount Task
07:47

Measuring Delay Discounting in Humans Using an Adjusting Amount Task

Published on: January 9, 2016

15.3K
The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies
08:24

The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies

Published on: August 25, 2023

626

Related Experiment Videos

Last Updated: May 29, 2025

A System for Tracking the Dynamics of Social Preference Behavior in Small Rodents
08:38

A System for Tracking the Dynamics of Social Preference Behavior in Small Rodents

Published on: November 21, 2019

7.5K
Measuring Delay Discounting in Humans Using an Adjusting Amount Task
07:47

Measuring Delay Discounting in Humans Using an Adjusting Amount Task

Published on: January 9, 2016

15.3K
The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies
08:24

The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies

Published on: August 25, 2023

626

Area of Science:

  • Economics
  • Sociology
  • Quantitative Social Science

Background:

  • Growing attention on the distributional shape of economic status beyond overall dispersion.
  • Economic polarization defined as a shrinking middle with growing extremes, having unique social consequences.

Purpose of the Study:

  • Develop an individual-level approach for analyzing economic polarization.
  • Disentangle sources of polarization: compositional change versus relative economic status change.
  • Examine heterogeneity in economic polarization across various groups and units.

Main Methods:

  • Building on relative distribution methods and job polarization literature.
  • Individual-level analysis of economic polarization.
  • Distinguishing between changes in worker allocation (compositional) and reward allocation (relative status).

Main Results:

  • The developed approach offers flexible measurement of economic polarization (between and within categories).
  • The method successfully disentangles compositional and relative economic status changes.
  • Empirical applications demonstrate analysis of wage and income polarization trends and variations.

Conclusions:

  • The novel approach provides a robust framework for studying economic polarization.
  • Understanding the drivers and heterogeneity of polarization is crucial for policy.
  • Further research can apply this method to diverse socioeconomic contexts.