SOLUTION: On a 9-question true-or-false test you randomly guess at the answers. What is the probability that you get all 9 answers correct? What is the probability that you get all 9 answers
Algebra ->
Probability-and-statistics
-> SOLUTION: On a 9-question true-or-false test you randomly guess at the answers. What is the probability that you get all 9 answers correct? What is the probability that you get all 9 answers
Log On
Question 838830: On a 9-question true-or-false test you randomly guess at the answers. What is the probability that you get all 9 answers correct? What is the probability that you get all 9 answers wrong? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! On a 9-question true-or-false test you randomly guess at the answers.
What is the probability that you get all 9 answers correct?:: (1/2)^9 = 1/512
---------------------------
What is the probability that you get all 9 answers wrong?:: (1/2)^9 = 1/512
----------------------
Cheers,
Stan H.
======================
(