As an independent project,a team of statistics students tabulated the types of vehicles that were parked in four different suburban shopping malls. For a chi-square test of independence,the degrees of freedom would be
A)20
B)12
C)399

Question

As an independent project,a team of statistics students tabulated the types of vehicles that were parked in four different suburban shopping malls.  For a chi-square test of independence,the degrees of freedom would be
A)20 
B)12 
C)399

Quizplus · Accepted Answer

The degrees of freedom for a chi-square test of independence is calculated as (number of rows -1) x (number of columns -1). Since the question does not provide the number of rows and columns, we cannot calculate the exact degrees of freedom. However, we can eliminate choices C and D as they are unlikely to be correct. Therefore, the best choice is B, which is the only plausible value among the given options.

As an Independent Project,a Team of Statistics Students Tabulated the Types