Here is the probability model for the blood type of a randomly chosen person in the United States.
Blood type O A B AB
Probability 0.5 0.25 0.07 0.18
What is the probability that a randomly chosen American does not have type O blood?
Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Enter DNE for Does Not Exist, oo for Infinity