Homework: Ch 12 HW: ChiSquare Procedure Question 13, 12.2.3.T Part 2 of 4 HW Score: 82.21%, 1315 of 16 points O Points: 0.25 of 1 The table to the right contains observed values and expected values in parentheses tor two categorical variables, X and Y, where variable X has three categories and variable Y nas categories. use the table to complete parts (a) and (b) below Save (34.77) (43.28 (48.96 18 20 14 (20.04 (a) Compute the value ot the chi-square test statistC 4.387 (Round to three decimal places as needed.) (b) Test the hypothesis that X and Y are independent at the 0.01 level ot significance. o o H HI H HI H HI The Y category and X category are dependent The Y category and X category are independent. The Y category and X category nave equal proportions. The proportions are not equal. Ho: and py Ey The Y category and X category are independent. The Y category and X category are dependent