Examlex
Which system involved every person in a village being responsible for assisting neighbours and protecting the village from thieves and other criminals?
Nominal Data
Data that represents categories with labels or names, where the order of the categories is not meaningful.
Z-test
A statistical test used to determine whether two population means are different when the variances are known and the sample size is large.
Chi-square Test
A statistical test used to determine if there is a significant difference between the observed frequencies and the expected frequencies in one or more categories.
Chi-square Test
A chi-square test is a statistical test used to determine if there is a significant difference between the expected frequencies and the observed frequencies in one or more categories.
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