You are conducting a test of the claim that the row variable and the column variable are dependent in the following contingency table. X Z A 48 30 24 B 25 15 29 Give all answers rounded to 3 places after the decimal point, if necessary. (a) What is the chi-square test-statistic for this data? Test Statistic: X = 6.595 Enter the expected frequencies below: X Y Z A B (b) What is the critical value for this test of independence when using a significance level of a = 0.01? Critical Value: x2 = (c) What is the correct conclusion of this hypothesis test at the 0.01 significance level