A health instructor surveyed all her students, and tallied the results. The first survey question asked, "Do you adhere to a vegetarian diet or omnivorous diet?" The second question asked, "Approximately how often do you exercise?" Daily Weekly A vegetarian diet 4 2 An omnivorous diet 3 1 What is the probability that a randomly selected student exercises weekly given that the student adheres to an omnivorous diet? Simplify any fractions.