Posted by **Anonymous** on Friday, March 7, 2014 at 5:27am.

11. A Certification Exam containing 20 true and false questions. If a student guesses at the answer to each question, what is the probability that she/he will get exactly 14 correct?

- math -
**bobpursley**, Friday, March 7, 2014 at 6:05am
pr=(1/2)^20

## Answer this Question

## Related Questions

- statistics - If a student takes an exam containing 12 true or false questions. ...
- Statistics - A student is taking a true/false exam with 15 questions. If he ...
- Probability - Thank you for the explanation MathMate! Would the answer to this ...
- Math - 10 multiple choice questions each with three possible answers only one of...
- Math - On a true-false test, each question has exactly one correct answer: true...
- Statistics - A student is taking a multiple-choice exam with 16 questions. Each ...
- Probability - Darby guesses the answers to six questions on the math portion of...
- Probability - Darby guesses the answers to six questions on the math portion of...
- STAT - A student takes a ten-question true-false quiz, but did not study and ...
- Math - Darby guesses the answers to six questions on the math portion of her ...

More Related Questions