Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Prediction Intervals

Prediction Intervals

The interval estimate of any variable is known as the prediction interval. It helps decide if a point estimate is dependable.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.

Systematic Error: Methodological and Sampling Errors

Systematic Error: Methodological and Sampling Errors

In the case of systematic errors, the sources can be identified, and the errors can be subsequently minimized by addressing these sources. According to the source, systematic errors can be divided into sampling, instrumental, methodological, and personal errors.
Sampling errors originate from improper sampling methods or the wrong sample population. These errors can be minimized by refining the sampling strategy. Defective instruments or faulty calibrations are the sources of instrumental...

Fundamental Attribution Error

Fundamental Attribution Error

According to some social psychologists, people tend to overemphasize internal factors as explanations—or attributions—for the behavior of other people. They tend to assume that the behavior of another person is a trait of that person, and to underestimate the power of the situation on the behavior of others. They tend to fail to recognize when the behavior of another is due to situational variables, and thus to the person’s state. This erroneous assumption is...

Confidence Intervals

Confidence Intervals

An unbiased point estimate is often insufficient to predict a population estimate, such as population mean or population proportion. In this scenario, a confidence interval is used. A confidence interval is an estimate similar to a sample proportion. However, unlike the point estimate which is a single value, the confidence interval contains a range of values. These values have lower and upper limits, known as confidence limits, and can be designated as L1 and L2, respectively.
A...

Random Error

Random Error

Random or indeterminate errors originate from various uncontrollable variables, such as variations in environmental conditions, instrument imperfections, or the inherent variability of the phenomena being measured. Usually, these errors cannot be predicted, estimated, or characterized because their direction and magnitude often vary in magnitude and direction even during consecutive measurements. As a result, they are difficult to eliminate. However, the aggregate effect of these errors can be...

Margin of Error

Margin of Error

The margin of error is also called the maximum error of an estimate. The margin of error is the maximum possible or expected difference between the observed sample parameter value and the actual population parameter value. For proportion, it is the maximum difference between the value of sample proportion obtained from the data and the true value of population proportion. As the true value of the population parameter is not known, the margin of error is calculated using the sample statistic.

You might also read

Related Articles

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

Sort by

Same author

Prescription patterns of psychotropics in patients receiving synthetic glucocorticoids.

Acta psychiatrica Scandinavica·2020

Same author

Placebo effects in adult and adolescent patients with schizophrenia: combined analysis of nine RCTs.

Acta psychiatrica Scandinavica·2018

Same author

Spreading Waves in a Farmers and Hunter-Gatherers Model of the Neolithic Transition in Europe.

Bulletin of mathematical biology·2018

Same author

Retrospective analysis of the survival benefit of chemotherapy for recurrent or advanced epithelial ovarian carcinoma in patients previously treated with paclitaxel plus platinum-based chemotherapy.

European journal of gynaecological oncology·2018

Same author

Religiosity and psychological resilience in patients with schizophrenia and bipolar disorder: an international cross-sectional study.

Acta psychiatrica Scandinavica·2017

Same author

Quality of life in schizophrenia and bipolar disorder: The impact of symptomatic remission and resilience.

European psychiatry : the journal of the Association of European Psychiatrists·2017

Same journal

The effect of growth hormone-releasing hormone on cognition and brain connectivity in adults with cognition ranging from normal to mild cognitive impairment.

eNeurologicalSci·2026

Same journal

Correlation of the monocyte to high-density lipoprotein cholesterol ratio and neutrophil to high-density lipoprotein cholesterol ratio with the severity of acute ischemic stroke.

eNeurologicalSci·2026

Same journal

Painful tic convulsif: Dual neurovascular compression within the spectrum of cranial nerve hyperactive dysfunction syndromes.

eNeurologicalSci·2026

Same journal

Nitrous oxide-related neurotoxicity: Clinical features, key investigations, and a proposed diagnostic approach from a single-center cohort.

eNeurologicalSci·2026

Same journal

Fractures beyond spasms: Progressive encephalomyelitis with rigidity and myoclonus associated with GABA-linked bone fragility.

eNeurologicalSci·2026

Same journal

Response to "Comment on 'Prevalence and risk factors of paediatric seizures in COVID-19 infection: A study from Thailand'".

eNeurologicalSci·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Feb 14, 2026

Analysis of Gene Expression Changes in the Rat Hippocampus After Deep Brain Stimulation of the Anterior Thalamic Nucleus

Analysis of Gene Expression Changes in the Rat Hippocampus After Deep Brain Stimulation of the Anterior Thalamic Nucleus

Published on: March 8, 2015

Interval timing errors in a patient with thalamic chronotaraxis.

R Hayashi¹, S Yamaguchi¹, Y Katsumata²

¹Department of Neurology, Yokohama Municipal Citizen's Hospital, Yokohama, Japan.

Eneurologicalsci

|February 13, 2018

Summary

This summary is machine-generated.

Thalamic chronotaraxis, a time disorientation from thalamus damage, was studied using interval timing trials. Findings suggest this condition may stem from dorsolateral prefrontal cortex dysfunction linked to right thalamic infarction.

Keywords:

Dorsolateral prefrontal cortex Interval timing Mediodorsal nucleus of the thalamus Thalamic chronotaraxis

More Related Videos

Errors as a Means of Reducing Impulsive Food Choice

Errors as a Means of Reducing Impulsive Food Choice

Published on: June 5, 2016

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Published on: November 19, 2020

Related Experiment Videos

Last Updated: Feb 14, 2026

Analysis of Gene Expression Changes in the Rat Hippocampus After Deep Brain Stimulation of the Anterior Thalamic Nucleus

Analysis of Gene Expression Changes in the Rat Hippocampus After Deep Brain Stimulation of the Anterior Thalamic Nucleus

Published on: March 8, 2015

Errors as a Means of Reducing Impulsive Food Choice

Errors as a Means of Reducing Impulsive Food Choice

Published on: June 5, 2016

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Published on: November 19, 2020

Area of Science:

Neuroscience
Neurology
Cognitive Science

Background:

Thalamic chronotaraxis is a rare condition characterized by isolated time disorientation.
It is typically associated with damage to the thalamus, particularly the mediodorsal nucleus.

Purpose of the Study:

To investigate the phenomenon of thalamic chronotaraxis in a patient.
To explore the potential neural underpinnings of this condition through interval timing trials.

Main Methods:

Interval timing trials were conducted on a patient diagnosed with thalamic chronotaraxis.
Results were analyzed and compared with existing literature on thalamic lesions and time perception.

Main Results:

The patient exhibited significant impairments in interval timing, consistent with thalamic chronotaraxis.
Analysis suggested a potential link between the patient's condition and dysfunction in the dorsolateral prefrontal cortex.

Conclusions:

The findings indicate that thalamic chronotaraxis in this case may result from dorsolateral prefrontal cortex dysfunction.
This dysfunction is hypothesized to be secondary to a right thalamic infarction, highlighting the interconnectedness of thalamic and prefrontal circuits in time perception.