One reason for the title of Part II may be
found in the content of Chapter 6 ("Response
and Stimulus Contingency Notation") and
Chapter 8 ("Response Specification"). Chapter
6 could be considered an introduction to
a notation system (see Mechner, 1959) as important
to the analysis of behavior as Berzelius'
shorthand notation system in chemistry.
If, however, such was the rationale, Chapter 7
("Intermittent Reinforcement") clearly does
not belong, as will be discussed below.