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

Biodiversity and Human Values01:24

Biodiversity and Human Values

17.2K
Human civilization relies on biodiversity in many ways. Sudden changes in species biodiversity result in environmental changes that can modify weather patterns and therefore human civilizations.
17.2K
Professional Values01:29

Professional Values

11.0K
Nurses are responsible for caring for patients during birth, death, illness, and healing. Professional values guide the decisions and actions that nurses make in their careers. If nurses know the decisions and actions to take, providing patients with exceptional care is possible.
The values that are the foundation of the nursing profession are altruism, autonomy, human dignity, and social justice.
First, altruism refers to the concern for the welfare and well-being of others without personal...
11.0K
Introduction to Nonparametric Statistics01:28

Introduction to Nonparametric Statistics

1.4K
Nonparametric statistics offer a powerful alternative to traditional parametric methods, useful when assumptions about the population distribution cannot be made. Unlike parametric tests, which require data to follow a specific distribution with well-defined parameters (such as the mean and standard deviation), nonparametric tests do not require such constraints. This makes them particularly valuable when dealing with small sample sizes, skewed data, or ordinal and categorical variables.
One of...
1.4K
Critical Values01:31

Critical Values

10.4K
A critical value is a definite value obtained from a particular probability distribution at a predecided confidence level (or a predecided significance level) for a given population parameter. The critical value provides demarcation that separates the sample statistics that are likely to occur from the ones that are unlikely to occur based on the given probability distribution and the population parameter to be estimated. The critical value for normal distribution is obtained from the z...
10.4K
z Scores and Unusual Values01:07

z Scores and Unusual Values

11.1K
The z score is one of the three measures of relative standing. It describes the location of a value in a dataset relative to the mean. z scores are obtained after the standardization of the values in a dataset. The z score for the mean is 0.
 This score indicates how far a value is from the mean in terms of standard deviation. For example, if a data value has a z score of +1, the researcher can infer that the particular data value is one standard deviation above the mean. If another data...
11.1K
Predicting Reaction Outcomes02:24

Predicting Reaction Outcomes

11.0K
Kinetics describes the rate and path by which a reaction occurs. In contrast, thermodynamics deals with state functions and describes the properties, behavior, and components of a system. It is not concerned with the path taken by the process and cannot address the rate at which a reaction occurs. Although it does provide information about what can happen during a reaction process, it does not describe the detailed steps of what appears on an atomic or a molecular level. On the other hand,...
11.0K

You might also read

Related Articles

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

Sort by
Same author

Psilocybin-Assisted Supportive Psychotherapy in the Treatment of Major Depression-Quo Vadis?

JAMA psychiatry·2020
Same author

Reply to: Say What?! Ableist Logic Used in Misguided Attempt to Combat Ageism During COVID-19.

Journal of the American Geriatrics Society·2020
Same author

Cortical inhibition, facilitation and plasticity in late-life depression: effects of venlafaxine pharmacotherapy.

Journal of psychiatry & neuroscience : JPN·2020
Same author

Insomnia subtypes and clinical impairment in hospitalized children with autism spectrum disorder.

Autism : the international journal of research and practice·2020
Same author

The Effect of Venlafaxine on Electrocardiogram Intervals During Treatment for Depression in Older Adults.

Journal of clinical psychopharmacology·2020
Same author

Telomere length and its relationships with lifestyle and behavioural factors: variations by sex and race/ethnicity.

Age and ageing·2020

Related Experiment Video

Updated: Feb 14, 2026

Basics of Multivariate Analysis in Neuroimaging Data
06:35

Basics of Multivariate Analysis in Neuroimaging Data

Published on: July 24, 2010

17.4K

NONPARAMETRIC MANOVA APPROACHES FOR NON-NORMAL MULTIVARIATE OUTCOMES WITH MISSING VALUES.

Fanyin He1, Sati Mazumdar2, Gong Tang2

  • 1Department of Psychiatry, University of Pittsburgh, Pittsburgh, PA 15213, U.S.A.

Communications in Statistics: Theory and Methods
|February 9, 2018
PubMed
Summary
This summary is machine-generated.

This study introduces an extended multivariate Kruskal-Wallis (MKW) test to handle missing data in correlated variables. The new method improves statistical power and efficiency compared to traditional complete-case analyses.

More Related Videos

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

20.5K
A Novel Approach to Assess Motor Outcome of Deep Brain Stimulation Effects in the Hemiparkinsonian Rat: Staircase and Cylinder Test
07:14

A Novel Approach to Assess Motor Outcome of Deep Brain Stimulation Effects in the Hemiparkinsonian Rat: Staircase and Cylinder Test

Published on: May 31, 2016

15.4K

Related Experiment Videos

Last Updated: Feb 14, 2026

Basics of Multivariate Analysis in Neuroimaging Data
06:35

Basics of Multivariate Analysis in Neuroimaging Data

Published on: July 24, 2010

17.4K
Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

20.5K
A Novel Approach to Assess Motor Outcome of Deep Brain Stimulation Effects in the Hemiparkinsonian Rat: Staircase and Cylinder Test
07:14

A Novel Approach to Assess Motor Outcome of Deep Brain Stimulation Effects in the Hemiparkinsonian Rat: Staircase and Cylinder Test

Published on: May 31, 2016

15.4K

Area of Science:

  • Statistics
  • Biostatistics
  • Multivariate Analysis

Background:

  • Multivariate linear models are standard for correlated response variables but assume normality.
  • The nonparametric multivariate Kruskal-Wallis (MKW) test is used when normality is violated but requires complete data.
  • Handling missing data by deletion reduces statistical power and efficiency.

Purpose of the Study:

  • To extend the MKW test to accommodate partially-observed cases.
  • To develop a more efficient and powerful nonparametric method for multivariate comparisons with missing data.

Main Methods:

  • Proposed an extension of the multivariate Kruskal-Wallis (MKW) test.
  • Developed a method to retain information from cases with missing response variables.
  • Evaluated performance using simulated data and real-world datasets.

Main Results:

  • The extended MKW test demonstrated adequate statistical coverage.
  • The proposed method showed superior statistical power compared to complete-case analyses.
  • The approach effectively utilizes information from partially-observed cases.

Conclusions:

  • The extended MKW test offers an efficient and powerful alternative for multivariate comparisons with missing data.
  • This method enhances statistical inference by retaining data from incomplete cases.
  • The approach is valuable in fields with complex, correlated response variables and potential missingness.