

   AAnnnnuuaall PPrreecciippiittaattiioonn iinn UUSS CCiittiieess

        data(precip)

   FFoorrmmaatt::

        A named vector of length 70.

   DDeessccrriippttiioonn::

        The average amount of precipitation (rainfall) in
        inches for each of 70 United States (and Puerto Rico)
        cities.

   SSoouurrccee::

        Statistical Abstracts of the United States, 1975.

   RReeffeerreenncceess::

        McNeil, D. (1977).  Interactive Data Analysis.  New
        York: Wiley.

