createDesMat: Create design matrix for log-linear models of contingency tables
Description
This function creates a design matrix for contingency tables and is particularly useful for log-linear Poisson models. It uses effect coding of the variables: First the rows of the contingency table from top to bottom, then the columns from left to right.
Usage
createDesMat(n, p)
Arguments
n
Number of rows of the corresponding contingency table.
p
Number of columns of the corresponding contingency table.
Value
References
Kuhnt, S.; Rapallo, F.; Rehage, A. (2014) Outlier detection in contingency tables based on minimal patterns. Statistics and Computing 24 (3), 481-491.