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This resource, by journalist Robert Niles, defines and explains standard deviation and the normal distribution. Graphs and a clear list of terms you need to know are given, and links to more of Niles' sites can be found by visitors on the right ...
El Omda S, Sergent SR.
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Standard deviations and standard errors [PDF]
The terms “standard error” and “standard deviation” are often confused.1 The contrast between these two terms reflects the important distinction between data description and inference, one that all researchers should appreciate. The standard deviation (often SD) is a measure of variability.
Altman, D, Bland, J
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Background The association between bivariate variables may not necessarily be homogeneous throughout the whole range of the variables. We present a new technique to describe inhomogeneity in the association of bivariate variables. Methods We consider the
Rebekka Mumm +2 more
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Evaluating the Packing Process in Food Industry Using Fuzzy X and S Control Charts [PDF]
The fuzzy set theory addresses the development of concepts and techniques for dealing with uncertainty or impression conditions. If the collected data from a process include vagueness due to human subjectively or measurement system, fuzzy control charts ...
Nihal Erginel +3 more
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Change in Perimetric Global Indices Following Cataract Surgery in Patients with Glaucoma
Purpose: To study the change in perimetric global indices following cataract surgery in patients with glaucoma & Comparison of preoperative & postoperative perimetric indices.
Sandeep Arora, Sumita Karandikar
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Data on estimation of health hazards associated with pesticide residues in drinking water
The dataset presents the occurrence of 113 pesticide residues (PR) in drinking water samples from 31 counties worldwide and correlates their concentrates with human health. The dataset classifies PRs to four toxicity classes.
Ibrahim El-Nahhal, Yasser El-Nahhal
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Determination of the Inaccuracies of Calculated EEG Indices
The data obtained as a result of an EEG measurement are burdened with inaccuracies related to the measurement process itself and the need to remove recorded disturbances.
Mariusz Borawski +2 more
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Do you have a standard way of interpreting the standard deviation? A narrative review
Data presented in a paper have the limitation of summarizing the individual findings into statistical inferences. The standard deviation allows the reader to understand the spread of the data or the measurement of variation in a dataset that follows a ...
H S Darling
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Measure of dispersion is an important statistical tool used to illustrate the distribution of datasets. The use of this measure has allowed researchers to define the distribution of various datasets especially the measures of dispersion from the mean ...
Troon, Benedict, Benedict Troon
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A Brief Guide to Statistical Analysis and Presentation for the [PDF]
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
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