Hello! I am really struggling with my homework assignment and these two questions. Thank you for your help I appreciate it!

Question 3 {1 point} When the 1iraloe of K2 (chi-square} is zero, 0 A} the expected and ohsertred frequencies are equal. 0 Hi the null hypothesis should he rejected. 0 C} the observed 'equeocy is the square of the expected frequency. 0 D} the observed 'equency is the equate root of the expected frequency. Question 9 {1 point} An odds ratio 0 A} is the predicted value in a regression. 0 Bi compares two means. 0 C} is derived from the t-test. O D} compares two odds. O E} compares two correlations