Ask your own question, for FREE!
Mathematics 7 Online
OpenStudy (anonymous):

an unprepared student makes random guesses for ten true-false questions. find the probability that there is at least one correct answer

OpenStudy (anonymous):

.5 probability of getting an answer wrong. .5^10=.000977 probability of getting them all wrong. 1-.000977=.9990234 probability that there is at least one correct answer.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Arriyanalol: i need help
2 days ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
2 days ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!