A strong quote from John Tukey explains the essence of data visualization: “The greatest value of a picture is when it forces us to notice what we never expected to see.” Tukey was a famous American mathematician who truly understood data – its structure, patterns and what to look for.
When I am computing with SAS/IML matrices and vectors, I often want to label the columns or rows so that I can better understand the data. The labels are called headers, and the COLNAME= and ROWNAME= options in the SAS/IML PRINT statement enable you to add headers for columns and
Greece has been in the news lately, trying to secure funds to repay 1.5 billion euros to the International Monetary Fund (IMF) by the end of the month. And as luck would have it, there is some data available and some graphs to be created ... I love this job!
