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Standardized Test Statistic
A measure used in statistical hypothesis testing, indicating how far a sample statistic deviates from its null hypothesis expected value, typically expressed as a z-score.
Two-Tail Test
is a statistical test that considers extreme values in both tails of the distribution to test for a non-specific alternative hypothesis.
Wilcoxon Rank-Sum Test
A non-parametric statistical test used to compare two independent samples to assess whether their populations differ in terms of their central tendency.
Ordered Array
An ordered array is a collection of elements arranged in a specified manner, often in ascending or descending order, facilitating easier search and analysis of the data.
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