Both form a cycle, as data goes into the formulation of theory, whose conclusions then engender more data collection in an attempt to confirm, refute or develop yet more theories.
Circular reasoning?
Self stimulation?
64 posted on 08/04/2009 5:14:08 PM PDT by Theophilus
(Shall the throne of iniquity have fellowship with thee, which frameth mischief by a law?)