As a measure of association, the phi coefficient can only be used:
A)for nominal data.
B)for tables that are 2 x 2.
C)with samples that have been randomly drawn from a larger population.
D)all of the above

Question

Quizplus · Accepted Answer

The phi coefficient is a measure of association specifically designed for 2x2 contingency tables, which typically involve nominal data. It is not restricted to samples drawn randomly from a larger population, but its interpretation and usefulness are most straightforward in the context of such samples. Thus, all the provided options are correct contexts for its use.

As a Measure of Association, the Phi Coefficient Can Only