• Depending on your assignment, you may need the most current data or data from a particular time period.
  
  
• You should consider in advance how important currency is for you.
  
  
• Be especially careful with statistical data: it should always include the time period for the collected data.

  July 14, 2004 -- http://www.library.cmu.edu/Services/Tutorials/WebEval/currency.html
  Jean Alexander, Head of Hunt Reference, jeana@andrew.cmu.edu
  © 2004 Carnegie Mellon Libraries