Monday

March 30, 2015

March 30, 2015

Posted by **Twg** on Thursday, August 6, 2009 at 5:05pm.

knowledge about the subject of the test and decides to

flip a coin to answer the items. What is the probability

that he receives a perfect score? What is the probability

on a 10-item test?

- MATH Prob. -
**Marth**, Thursday, August 6, 2009 at 5:34pmThe probability of getting the correct answer is 1/2

The probability of getting 4 correct in a row, to make a perfect on a 4 question test, can be found by (1/2)^4, or 1/16.

What do you think the probability of getting a perfect on a 10-item test?

**Answer this Question**

**Related Questions**

math - Could someone please tell me if I am on track with my answer? Jack is ...

Math - Jack is taking a four-item true-false test. He has no knowledge about the...

MATH 157 - Can anyone please help me understand these math problems. #4. How ...

college math - Can someone just tell me the formula to use for this problem? ...

tats - No(Did not lie) Yes(lied) positive test result 15(false positive) 42(true...

Stats - A test has 15 true or false questions and 10 multiple choice questions (...

math - the probabilities that 3 friends A,B andC pass a driving test are1/3,1/4,...

math - the question is: If you know that 4 of the 10 items on a true-false test ...

maths - Suppose a student guesses the answer to a true or false Question on a ...

Math - Averages - The test average for Louis' calculus class is found by taking ...