Question 3: A psychologist is studying the effects of physical activity level and type of snack on cognitive function. The independent variables are: Physical Activity Level: a. Level 1: Sedentary (No Exercise) b. Level 2: Active (30 Minutes of Exercise) Type of Snack: a. Level 1: Healthy Snack (Fruits) b. Level 2: Unhealthy Snack (Chips) The dependent variable is cognitive function, measured by a standard cognitive test with scores ranging from 0 to 100. Participants: 40 individuals are randomly assigned to one of the four conditions, with 10 participants per condition. Sedentary Physical Activity Active 78 88 82 85 80 87 76 89 Healthy 79 86 75 90 77 84 81 83 74 82 73 81 Snack Type 65 72 68 75 67 74 66 73 64 71 69 70 Unhealthy 70 76 63 77 62 78 61 79