Age (years)  Number of students
Under 21 417
21-25 414
26-30 212
31-35 50
Over 35 20
Total  1113

A student from the community college is selected at random. Find the probability that the
student is at least 31. Round approximations to three decimal places. Show all work for
your calculations.

by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

There are 50+20=70 students 31 or more years old. So the probability is 70/1113=10/159=0.062893 approx or 6.289%.

by Top Rated User (897k points)

Related questions

Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!
86,906 questions
93,710 answers
2,334 comments
24,246 users