Examlex
A credit card company has identified speed of service as a strength that separates it from its competitors.For this company,speed of service can be viewed as:
Null Hypothesis
The hypothesis in statistical analysis that proposes there is no significant difference or relationship between specified populations, any observed difference being due to sampling or experimental error.
Distribution
A statistical term describing the way values of a variable are spread or dispersed across a range.
Significance Level
A threshold chosen by the researcher to denote the probability below which a result is considered statistically significant, indicating that the observed result would be unlikely under the null hypothesis.
Kruskal-Wallis Test
A nonparametric statistical test used to compare three or more groups on a continuous or ordinal outcome without assuming a normal distribution among the groups.
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