Question 29 (5 points) The difference between Experimental Method and Non-Experimental Method is: O In Experiments the levels of the IV are manipulated In Non-Experimental Methods the levels of the IV are manipulated In Non-Experimental Methods the levels of the IV are randomized O In Experiments the levels of the IV are measured Question 30 (5 points) After setting up the randomizer that randomly assigns participants to A and B levels of the IV, you need to let Qualtrics know what stimuli participants should be shown if they are assigned to the A or B levels of the IV. What feature on Qualtrics allows you to do that? Hint: See the video on "designing AB test on Qualtrics" in the 11/03 folder Formatting Bar/Column Display Logic Survey Flow O Validation