

   CCoommmmeerrcciiaall AAiirrlliinnee MMiilleeaaggee

        data(airmiles)

   FFoorrmmaatt::

        A time-series of 24 observations; yearly, 1937-1960

   DDeessccrriippttiioonn::

        The revenue passenger miles flown by commercial air-
        lines in the United States for each year from 1937 to
        1960.

   SSoouurrccee::

        F.A.A. Statistical Handbook of Aviation.

   RReeffeerreenncceess::

        Brown, R. G. (1963).  Smoothing, Forcasting and Predic-
        tion of Discrete Time Series.  Prentice-Hall.

