A test of independence is to be performed.The table has 4 rows and 5 columns.What would the degrees of freedom be?
A)20
B)15
C)12
D)9

Name: A test of independence is to be performed.The table has 4 rows and 5 columns.What would the degrees of freedom be? A)20 B)15 C)12 D)9
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Quizplus · Accepted Answer

The degrees of freedom for a test of independence are calculated as (number of rows - 1) x (number of columns - 1). So, in this case, (4-1) x (5-1) = 3 x 4 = 12, which is option C.

A Test of Independence Is to Be Performed