Ask your own question, for FREE!
Mathematics 21 Online
OpenStudy (anonymous):

Ana earned a score of 940 on a national achievement test that was normally distributed. The mean test score was 850 with the standard deviation of 100. If 1000 students took the test, how many scored below Amanda? Use z-table

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!