When you use the RAND function in Microsoft Office Excel 2003, the RAND function may return negative numbers.
This problem may occur when you try to use many random numbers, and you update the RAND function multiple times. For example, this problem may occur when you update your Excel worksheet by pressing F9 ten times or more.
This problem is fixed in the Microsoft Excel 2003 Hotfix Package that is dated February 29, 2004.
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
833855 Excel 2003 hotfix package: February 29, 2004
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about the RAND function, click Microsoft Office Excel Help on the Help menu, type rand in the Search for box in the Assistance pane, and then click Start searching to view the topic.