Dr. Sharif wants to know whether owning a dog affects the amount of exercise her patients get each week. She surveyed her patients and recorded the average hours of exercise per week of patients who own a dog and of patients who do not own a dog. Which of the following is the best conclusion that can be drawn from the collected data?

Arestaurant manager wanted to get a better understanding of the tips her employees earn, so she decided to record the number of patrons her restaurant receives over the course of a week, as well as how many of those patrons left tips of at least 15%. the data she collected is in the table below. day mon tue wed thu fri sat sun patrons 126 106 103 126 153 165 137 tippers 82 87 93 68 91 83 64 which day of the week has the lowest experimental probability of patrons tipping at least 15%? a. sunday b. saturday c. friday d. thursday