Ask your own question, for FREE!
Mathematics 16 Online
OpenStudy (anonymous):

If Joe scored 25 on a test with a mean of 20 and a standard deviation of 5 what is his z-score? (Points : 2)        25        +1.0        0.0        cannot be determined

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!