Work the previous problem when the demands are positively correlated, as they might be with products such as peanut butter and jelly. Now use A computer manufacturer produces computers for 40...

Work the previous problem when the demands are positively correlated, as they might be with products such as peanut butter and jelly. Now use

A computer manufacturer produces computers for 40 different stores. To monitor its inventory policies, the manufacturer needs to estimate the mean and standard deviation of its weekly demand. How might it do this?