A dentist gives each patient a toothbrush after his or her visit. The toothbrushes come in 5 different colors, and they are chosen at random to give to the patients. The chart shows the number of each color toothbrush given to the last 50 patients to visit the dentist's office. Fill in the table with the probability of each event occurring. Toothbrush Color Number of patients who received it Observed Probability Red 9 a. Blue 7 b. Green 15 C. Yellow 11 d. 8 e. Orange