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Statistics – Shannon Wiener Diversity Index
In the literature, the terms species richness and species diversity are sometimes used interchangeably. We…
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Statistics – Scatterplots
A scatterplot is a graphical way to display the relationship between two quantitative sample variables.…
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Statistics – Beta Distribution
The beta distribution represents continuous probability distribution parametrized by two positive shape parameters, ฮฑฮฑ and ฮฒฮฒ, which appear…
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Statistics – Sampling methods
Sampling methods are the ways to choose people from the population to be considered in…
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Statistics – Sample Planning
Sample planning refers to a detailed outline of measurements to be taken: ยท At what time -…
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Statistics – Root Mean Square
Root Mean Square, RMS is defined as the square root of mean square where mean…
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Statistics – Residual Sum of Squares
In statistics, the residual sum of squares (RSS), also known as the sum of squared…
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Statistics – Residual analysis
Residual analysis is used to assess the appropriateness of a linear regression model by defining…
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Statistics – Required Sample Size
A critical part of testing is the choice of the measure of test i.e. the…
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Statistics – Reliability Coefficient
A measure of the accuracy of a test or measuring instrument obtained by measuring the…