Chapter 5

# Chapter 5 - Chapter 5: Analyzing Bivariate Data Qualitative...

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Variable 2 Variable 1 Category 1 Category 2 . . . Category m Total Category 1 Category 2 . . . Category n Total f 11 f 12 . . . f 1 n f 21 f 22 . . . f 2 n . . . . . . . . . . . . fm 1 fm 2 . . . f m n Chapter 5: Analyzing Bivariate Data Qualitative Bivariate Data Bivariate Data – data for two variables. Summarizing Two Qualitative Variables o Contingency Table – a table whose rows represent the possible values of one variable and whose columns represent the possible values for a second variable. The entries in the table are the number of times that each pair of variables occurs. Each category for one of the variables is represented by a column, whereas each category for the other variable is represented by a row. The numbers in the table, the f ij ’s, represent the number of observations in the data set that were in category I of variable 1 and category j of variable 2. Layout of a Contingency Table

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## This note was uploaded on 04/18/2008 for the course ECON 205 taught by Professor Diagne during the Fall '07 term at Towson.

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Chapter 5 - Chapter 5: Analyzing Bivariate Data Qualitative...

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