A recent question posted on a discussion forum discussed storing the strictly upper-triangular portion of a correlation matrix. Suppose that you have a correlation matrix like the following: proc iml; corr = {1.0 0.6 0.5 0.4, 0.6 1.0 0.3 0.2, 0.5 0.3 1.0 0.1, 0.4 0.2 0.1 1.0}; Every correlation
Pink and blue. These colors are often synonymous with gender. In fact, when I was pregnant 16 years ago, we had no idea of our baby’s sex. At the shower, we received lots of blue, green and yellow clothing, but no pink. It’s interesting how blue can represent both male
All of us in the retail and wholesale industry, regardless of role, are responsible for the same objectives: Increase customer satisfaction, inventory productivity, and profitability by way of localization and omni strategies. We've learned that our best strategies sometimes fall short; we spend significant effort analyzing, only to achieve marginal results. Many of
