Results 11 to 20 of about 2,624,056 (297)

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   +3 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

Estimating standard deviation via sample mean extended quantile estimation [PDF]

open access: yesBMC Medical Research Methodology
Background It is common practice in meta-analysis to estimate the mean and standard deviation (SD) when only the median and other ordered statistics are published in an included study. There are several methods for this purpose.
Mediya Bawakhan Mrakhan, Tamás Kói
doaj   +2 more sources

Transition Activity Recognition System Based on Standard Deviation Trend Analysis [PDF]

open access: yesSensors, 2020
With the development and popularity of micro-electromechanical systems (MEMS) and smartphones, sensor-based human activity recognition (HAR) has been widely applied. Although various kinds of HAR systems have achieved outstanding results, there are still
Junhao Shi, Decheng Zuo, Zhan Zhang
doaj   +2 more sources

Standard deviation: Standardized bat monitoring techniques work better in some ecosystems. [PDF]

open access: yesPLoS ONE
Standardized monitoring strategies are often used to study spatial and temporal ecological patterns and trends. Such approaches are applied for many study taxa, including bats (Mammalia, Chiroptera).
Danny Haelewaters   +4 more
doaj   +2 more sources

Determining mean and standard deviation of the strong gravity prior through simulations. [PDF]

open access: yesPLoS ONE, 2020
Humans expect downwards moving objects to accelerate and upwards moving objects to decelerate. These results have been interpreted as humans maintaining an internal model of gravity.
Björn Jörges, Joan López-Moliner
doaj   +2 more sources

Standard deviation

open access: yes, 2018
This encyclopedia entry briefly defines standard ...
Fritz, Catherine O, Morris, Peter E
openaire   +2 more sources

Standard deviation in the simulation of statistical measurements [PDF]

open access: yesMetrology and Measurement Systems, 2023
Is this article simulation of statistical measurements is performed on the basis of which the analysis of the standard deviation of the obtained results is carried out.
Krzysztof Przystupa   +7 more
doaj   +1 more source

The distance standard deviation [PDF]

open access: yesThe Annals of Statistics, 2020
The distance standard deviation, which arises in distance correlation analysis of multivariate data, is studied as a measure of spread. The asymptotic distribution of the empirical distance standard deviation is derived under the assumption of finite second moments.
Edelmann, Dominic   +2 more
openaire   +3 more sources

Mean-standard deviation-conditional value-at-risk portfolio optimization [PDF]

open access: yesMathematics and Modeling in Finance, 2023
The use of variance as a risk measure is limited by its non-coherentnature. On the other hand, standard deviation has been demonstrated as acoherent and effective measure of market volatility. This paper suggests theuse of standard deviation in portfolio
Maziar Salahi   +2 more
doaj   +1 more source

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