Posted by **Student** on Saturday, March 3, 2012 at 10:28pm.

Darby guesses the answers to six questions on the math portion of her college entrance exam. Each question is a true or false question. What is the approximate probability that at least 4 of her answers are correct?

A. 0.23

B. 0.34

C. 0.66

D. 0.78

Is it B?

## Answer this Question

## Related Questions

- 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...
- Probability - Thank you for the explanation MathMate! Would the answer to this ...
- Math - Darby guesses the answers to six questions on the math portion of her ...
- Statistics - A student is taking a true/false exam with 15 questions. If he ...
- math - 11. A Certification Exam containing 20 true and false questions. If a ...
- Statistics - A student is taking a multiple-choice exam with 16 questions. Each ...
- math (stats) - A biology professor gives a surprise quiz consist of a true/false...
- Maths - A true/ false test is given. If a person guesses the answers, the ...
- Math - An exam consists of six true-or-false questions. Assuming that every ...

More Related Questions