Author Question: A chi-square test of independence is applied to a contingency table with 4 rows and 5 columns for ... (Read 112 times)

ENagel · **on:** Jul 24, 2018

A chi-square test of independence is applied to a contingency table with 4 rows and 5 columns for two qualitative variables. The degrees of freedom for this test will be:
a. 20
b. 16
c. 15
d. 12
e. 9

Question 2

The chi-square test of independence is based upon:
a. two qualitative variables
b. two quantitative variables
c. three or more qualitative variables
d. three or more quantitative variables
e. a quantitative and a qualitative variable