Explanation for binary files inside source package according to
  http://lists.debian.org/debian-devel/2013/09/msg00332.html

This package contains the following data sets

Files: data/puzzles.rda
Documentation: man/puzzles.Rd
  Example data set:
  Puzzle completion times from Hays (1994)
  Hays (1994; section 13.21, table 13.21.2, p. 570) describes an experiment
  wherein 12 participants complete four puzzles each. Puzzles could be either
  square or round, and either monochromatic or in color. Each participant
  completed every combination of the two factors.

Files: data/raceDolls.rda
Documentation: man/raceDolls.Rd
  Example data set:
  Hraba and Grant (1970) describe a replication of Clark and Clark (1947) in
  which black and white children from Lincoln, Nebraska were shown dolls that
  were either black or white. They were then asked a series of questions,
  including "Give me the doll that is a nice doll." This data set contains the
  frequency of children giving the same-race or different race doll in response
  to this question.


