In his recent article Perceptions of probability, Rick Wicklin explores how vague statements about "likeliness" translate into probabilities that we can express numerically. It's a fun, informative post -- I recommend it! You'll "Almost Certainly" enjoy it. To prepare the article, Rick first had to download the source data from
Although the NSA and news media have given metadata a bad name in the popular press, the fact remains that information about the nature of your data is extremely valuable. For example, I posted an article yesterday about data cardinality. Cardinality measures the uniqueness of values in a variable. Cardinality
In a previous post I showed how you can use Windows PowerShell (with the SAS Local Data Provider) to create a SAS data set viewer. This approach doesn't require that you have SAS installed, and allows you to read or export the records within a SAS data set file. In
