Question

A dentist gives each patient a toothbrush after his or her visit. The toothbrushes come in 5 differentcolors, and they are chosen at random to give to the patients. The chart shows the number of eachcolor toothbrush given to the last 50 patients to visit the dentist's office. Fill in the table with theprobability of each event occurring.Toothbrush ColorNumber of patientswho received itObserved ProbabilityRed9a.Blue7b.Green15c.Yellow11d.Orange8e.

Answer 1

Probability = required outcome/ all possible outcome

all possible outcome = 50

p(Red) = 9/50

p(blue) = 7/50

P(Green) = 15/50

p(yellow) =11/50

p(Orange) = 8/50 = 4/25