Examlex
What is the name given to the element with the symbol "P"?
Nonparametric Methods
Nonparametric methods are statistical techniques that do not assume a specific distribution for the data, often used when data do not meet the assumptions required by parametric methods.
Ordinal Data
A type of categorical data in which the categories have a natural order or ranking, but the intervals between the categories are not necessarily equal.
Wilcoxon Signed Rank
A nonparametric statistical test used to compare two related samples, matched samples, or repeated measurements on a single sample to assess whether their population mean ranks differ.
Normal Approximation
A method used to approximate the distribution of various statistics to a normal distribution under certain conditions, particularly useful for large sample sizes.
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