Examlex
An open-ended question presents no response options to the respondent.
Ranks
The ordinal positions of values in a dataset, arranged in ascending or descending order.
Kruskal-Wallis Test
A nonparametric statistical test used to compare three or more independent groups of sampled data to determine if there is a difference in their medians.
Random Samples
A subset of a statistical population in which each member of the subset has an equal probability of being chosen, fundamental for unbiased statistical analysis.
Independent Samples
Distinct groups of data that have no relationship with each other, often used in hypothesis testing.
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