Response to the question "Would you vote for the Blue Party?" by Income Level. Income Level Definitely Yes Definitely No Undecided Total Highest 33 1/3 % 36 12 16 64 (24.1) (**) (24.5) Middle 33 1/3 % 117 81 88 286 (107.7) (68.8) (109.5) Lowest 33 1/3 % 82 57 135 274 (103.2) (65.9) (104.9) 150 239 Chi Square= 5.88 + 0.75 + XXX + 0.80 + 2.16+ 4.22 + 4.36 + 1.20 + 8.64 = For an alpha value of 0.01, the critical value for the chi square test of independence in the table is: O a. 11.143 O b. 7.779 O c. 9.488 O d. 13.277