A contingency table is a tool used in the branch of statistics, which consists of creating at least two rows and two columns to represent categorical data in terms of frequency counts.
This tool, which is also known as a cross table or a two-way table, greece number screening aims to represent in a summary the relationship between different categorical variables.
The contingency table is one of the most useful analytical tools and a mainstay of the marketing research industry .
Objectives of a contingency table
The table allows you to measure the interaction between two variables to gain insight into a series of “hidden” information that is very useful for understanding the results of an investigation more clearly.
The table will only show respondents who answered both questions, which means the frequencies shown may differ from a standard frequency table.
The report offered will also display the Pearson Chi-square Statistics, which represents the degree of correlation between the variables using the chi-square, the p value, and the degree of freedom.
The objectives of the contingency table are as follows:
Order the information collected for a study when the data is divided two-dimensionally, this means that it is related to two qualitative factors.
The other objective of the contingency table is to analyze whether there is a relationship between the qualitative variables, whether dependent or independent.
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