Answer to Question #110140 in Statistics and Probability for suresh

Question

Use the following table to look up the critical ChiSquare (X2-crit) for this contingency table for the appropriate degrees of freedom (df) (at alpha=0.05):
https://www.statisticshowto.com/tables/chi-squared-table-right-tail/
A) 21.02607
B) 11.07050
C) 31.41043
D) 9.48773

Answer 1

$A) \text{The appropriate degrees of freedom is} \;12\\ B) \text{The appropriate degrees of freedom is} \;5\\ C) \text{The appropriate degrees of freedom is} \;20\\ D) \text{The appropriate degrees of freedom is} \;4$