Posted by **Taymor** on Thursday, April 9, 2009 at 11:41pm.

Involving a true-false test. Assume that 8 questions are answered by guessing.

What is the probability of at least 6 correct answers?

I know this a Burnoulli Trial problem and that N=8 and p=.5 and q=.5

I just don't know where to go from there.

## Answer This Question

## Related Questions

- statistics - Rework problem 15 from section 3.5 of your text involving a true-...
- Maths - A true/ false test is given. If a person guesses the answers, the ...
- probabilities - A multiple choice test has 16 questions. Each question has 4 ...
- Math - 13. A true or false test has 8 questions. What is the probability of ...
- Stats - An instructor gives a test with 20 multiple choice questions. There are ...
- psychology statistics for behavioral sciences - A multiple-choice test has 48 ...
- Stat HW for. - 1. A student taking a midterm exam in Ancient History comes to ...
- Math (check answer plz) - 13. A true-false test has 12 questions. What is the ...
- math - Mrs. Sue please help! A true-false test has 12 questions. What is the ...
- math - a true or false test has 5 questions. what is the probability of guessing...

More Related Questions