Let X be the number of days per week that a randomly chosen first-year college student eats at least one meal on campus. The table shows the probability distribution of X. Number of Days 0 1 2 3 4 5 6 7
Probability 0.05 0.10 0.15 0.20 0.20 0.15 0.10 0.05
What is the probability that a randomly selected first-year college student eats at least one meal on campus at least one day per week?