SOLUTION: Assessment 4 When testing for independence in a contingency table with 4 rows and 4 columns, there are ___________ _ degrees of freedom. a. 6 b. 7 c. 9 d. 5 e. 4

Algebra ->  Proportions -> SOLUTION: Assessment 4 When testing for independence in a contingency table with 4 rows and 4 columns, there are ___________ _ degrees of freedom. a. 6 b. 7 c. 9 d. 5 e. 4      Log On


   



Question 1196543: Assessment 4

When testing for independence in a contingency table with 4 rows and 4 columns, there are _____________ degrees of freedom.
a.
6
b.
7
c.
9
d.
5
e.
4

Answer by math_tutor2020(3817) About Me  (Show Source):
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r = number of rows = 4
c = number of columns = 4

df = degrees of freedom
df = (r-1)*(c-1)
df = (4-1)*(4-1)
df = 3*3
df = 9

Answer: There are 9 degrees of freedom