Homework Help: math

Posted by corey on Monday, May 23, 2011 at 7:41pm.

A multiple-choice test has 10 questions. Each question has 5 choices. If a student answers each question by guessing randomly, find the probability that the student gets:

a) at most 4 questions correct

b) at least 7 questions correct

Please show your work.

No one has answered this question yet.

Answer this Question

Related Questions

Math - a 10 question multiple choice test has 4 possible answer for each ...
statistics - 10. A student is taking a multiple choice test where each question ...
Stats - An instructor gives a test with 20 multiple choice questions. There are ...
math - a multiple choice test has 8 questions with 4 possible answers for each ...
statistics - A student is taking a multiple choice test where each question have...
Math - On a multiple choice test you guess he answers to two questions. Each ...
advanced statistics - suppose a student takes a multiple choice test with 10 ...
math - A test is composed of six multiple choice questions where each question ...
Math - On a multiple-choice test you randomly guess the answers to two questions...
Math - Given a multiple choice test with 4 choices for each question and 17 ...

For Further Reading

First Name:
School Subject:
Answer: