Ask your own question, for FREE!
Mathematics 18 Online
OpenStudy (anonymous):

If the standard deviation of a population is 70 and we want the standard error (the standard deviation of the sample mean) to be 14, then we need to take

jimthompson5910 (jim_thompson5910):

I'm assuming you want the sample size. SE = standard error SE = sigma/sqrt(n) 14 = 70/sqrt(n) now solve for n

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!