A travel agent believes that vacation destinations are independent of the region of the country that the vacationer resides. She has compiled a table with six vacation destinations and five regions throughout Canada. When applying a chi-square test of independence to this table, the number of degrees of freedom is ___.

Question

Quizplus · Accepted Answer

The degrees of freedom for a chi-square test of independence is calculated as (number of rows - 1) * (number of columns - 1). Here, it is (6 - 1) * (5 - 1) = 5 * 4 = 20.

A Travel Agent Believes That Vacation Destinations Are Independent of the Region