There are three candidates for the position of a head teacher-Ochieng, Abdul and Njeri, whose probabilities of getting the appointment are and respectively. The probability that Ochieng if selected will introduce co-education in the school is 0.3.The probability of Abdul and Njeri doing the same are respectively 0.5 and 0.8.What is the probability that there will be co-education in school?
Let denote the event that Abdul will be seleted.
Let denote the event that Njeri will be seleted.
Let denote the event that Ochieng will be seleted.
Let denote the event that co-education will be in school.
Given
By the Law of Total Probability
The probability that there will be co-education in school is
Comments
Leave a comment