The conditions for inference are met. What is the value of the chi-square test statistic and what are the degrees of freedom for this test?
A
chi squared is equal to 4 point 7 1 , df is equal to 3B
chi squared is equal to 4 point 7 1 , df is equal to 7C
chi squared is equal to 22 point 2 1 , df is equal to 7D
chi squared is equal to 22 point 2 1 , df is equal to 3