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

A sample of Geometry class final exam grades are as follows: 80, 85, 72, 76, 95 Find the variance

OpenStudy (anonymous):

Find the mean subtract the mean from each number Square each difference Find the sum of the squares Divide by 4 because there are 5 numbers (the n-1 part of the formula) OK?

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!