shuttle                 package:MASS                 R Documentation

Space Shuttle Autolander Problem

Description:

     The 'shuttle' data frame has 256 rows and 7 columns. The first six
     columns are categorical variables giving example conditions; the
     seventh is the decision. The first 253 rows are the training set,
     the last 3 the test conditions.

Usage:

     data(shuttle)

Format:

     This data frame contains the following columns:

     'stability' Stable positioning or not ('stab / xstab')

     'error' Size of error ('MM / SS / LX / XL')

     'sign' Sign of error, positive or negative ('pp / nn')

     'wind' Wind sign ('head / tail')

     'magn' Wind strength ('Light / Medium / Strong / Out of Range')

     'vis' Visibility ('yes / no')

     'use' Use the autolander or not

Source:

     D. Michie (1989) Problems of computer-aided concept formation. In
     _Applications of Expert Systems 2_, ed. J. R. Quinlan, Turing
     Institute Press / Addison-Wesley, pp. 310-333.

References:

     Venables, W. N. and Ripley, B. D. (2002) _Modern Applied
     Statistics with S._ Fourth edition.  Springer.

