Somewhere back in your middle school and high school math classes, you no doubt learned about the mean and standard deviation as fairly fundamental concepts in arithmetic and statistics. You also knew ...

To get the median, put all of the numbers in a set in increasing numerical order. Count how many numbers there are in each set. This is shown here: If the number of items in a set is even, divide it ...

rho = -0.993 This is a VERY strong relationship! 9. Discuss the difference between the covariance and the Pearson's r. Pearson's r involves a modification of covariance. Instead of using the sum of ...