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What to use to express the variability of data: Standard deviation or standard error of mean?

open access: yesPerspectives in Clinical Research, 2012
Statistics plays a vital role in biomedical research. It helps present data precisely and draws the meaningful conclusions. While presenting data, one should be aware of using adequate statistical measures. In biomedical journals, Standard Error of Mean (
Mohini P Barde, Prajakt J Barde
doaj   +4 more sources

Standard deviation and standard error of the mean [PDF]

open access: yesKorean Journal of Anesthesiology, 2015
In most clinical and experimental studies, the standard deviation (SD) and the estimated standard error of the mean (SEM) are used to present the characteristics of sample data and to explain statistical analysis results.
Dong Kyu Lee, Junyong In, Sangseok Lee
doaj   +2 more sources

A standard error: distinguishing standard deviation from standard error. [PDF]

open access: yesDiabetes, 2013
A recent Perspective in Nature issued a call for more transparency in the reporting of preclinical research (1). Although this article focused primarily on experimental design, it emphasized the need for improved reporting in the scientific literature.
Carter RE.
europepmc   +4 more sources

A simple method for getting standard error on the ratiometric calcium estimator [PDF]

open access: yesMethodsX, 2021
The ratiometric fluorescent calcium indicator Fura-2 plays a fundamental role in the investigation of cellular calcium dynamics. Despite of its widespread use in the last 30 years, only one publication (Joucla et al., 2010)) proposed a way of obtaining ...
Simon Hess   +2 more
doaj   +2 more sources

On Using Standard Deviation or Standard Error of the Mean [PDF]

open access: yesIranian Journal of Medical Sciences
The mean value is commonly used as a measure of central tendency. It is frequently reported along with either the standard deviation (SD) or the standard error of the mean (SEM).
Farrokh Habibzadeh
doaj   +2 more sources

Standard Error of Empirical Bayes Estimate in NONMEM® VI. [PDF]

open access: yesKorean J Physiol Pharmacol, 2012
The pharmacokinetics/pharmacodynamics analysis software NONMEM® output provides model parameter estimates and associated standard errors. However, the standard error of empirical Bayes estimates of inter-subject variability is not available. A simple and
Kang D   +4 more
europepmc   +4 more sources

Nonstandard Errors [PDF]

open access: yesThe Journal of Finance, 2021
ABSTRACTIn statistics, samples are drawn from a population in a data‐generating process (DGP). Standard errors measure the uncertainty in estimates of population parameters. In science, evidence is generated to test hypotheses in an evidence‐generating process (EGP).
Menkveld, AJ   +226 more
  +55 more sources

A note on error bars as a graphical representation of the variability of data in biomedical research: choosing between standard deviation and standard error of the mean [PDF]

open access: yesJournal of Pancreatology, 2019
. Standard deviation (SD) and standard error of the mean (SEM) have been applied widely as error bars in scientific plots. Unfortunately, there is no universally accepted principle addressing which of these 2 measures should be used. Here we seek to fill
Li Tang, PhD   +2 more
doaj   +2 more sources

Understanding the Difference Between Standard Deviation and Standard Error of the Mean, and Knowing When to Use Which

open access: yesIndian Journal of Psychological Medicine, 2020
Many authors are unsure of whether to present the mean along with the standard deviation (SD) or along with the standard error of the mean (SEM). The SD is a descriptive statistic that estimates the scatter of values around the sample mean; hence, the SD
Chittaranjan Andrade
doaj   +2 more sources

A Brief Guide to Statistical Analysis and Presentation for the [PDF]

open access: yesThe Plant Pathology Journal, 2022
Statistical analysis of data is an integral part of research projects in all scientific disciplines including the plant pathology. Appropriate design, application and interpretation of statistical analysis are also, therefore, at the center of publishing
Junhyun Jeon
doaj   +1 more source

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