In setting up the contingency table, whether the groups caught the flu should be placed in the
A) columns
B) rows
C) marginal totals
D) lower, right-hand corner

Question

Quizplus · Accepted Answer

In a contingency table, the grouping variable should be placed in the columns and the outcomes or observations should be placed in the rows. This allows for easy comparison between the groups and for calculations of various statistics such as chi-square tests. Marginal totals are the sums of the rows or columns and are typically included in the table for reference, but they are not where the grouping variable should be placed. The lower, right-hand corner is typically reserved for the overall total of the entire table.

In Setting Up the Contingency Table, Whether the Groups Caught