Tableau de contingence

Définition

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Contingency Table

Contingency tables list multiple variables and their frequencies simultaneously, in order to simplify interactions between them in multivariate statistics. Also called crosstabs or two-way tables, these special types of frequency distribution tables are used to summarize the relationship between several categorical variables at the same time.

The rows, or “stubs” in these tables are labelled with specific sub-groups of the population (the variables). The columns, or “cuts” are filled with relevant analysis points, such as:

Frequency of occurrence Significance tests. These test for differences between columns. Unweighted counts or sample sizes. Various statistical features, such as: means, medians, standard deviation, etc…

Net sub-totals

Source : DeepAI.org