Estimate the probability of the event
-In a certain class of students, there are 9 boys from Wilmette, 5 girls from Kenilworth, 7 girls from Wilmette, 6 boys from Glencoe, 5 boys from Kenilworth and 3 girls from Glenoce. If the teacher calls upon a student to answer a question, what is the probability that the student will be from Kenilworth?
A)0.25
B)0.37
C)0.286
D)0.143

Question

Quizplus · Accepted Answer

There are a total of 35 students (9 boys from Wilmette + 5 girls from Kenilworth + 7 girls from Wilmette + 6 boys from Glencoe + 5 boys from Kenilworth + 3 girls from Glencoe). The number of students from Kenilworth is 10 (5 girls + 5 boys). The probability is 10/35 = 0.286.

Estimate the Probability of the Event