The titles appearing on the TRT were selected
from a sample of book titles generated in pilot
investigations by groups of children ranging in
age from second grade through high school. In
selecting the items that appear on any one version
of the TRT, an attempt was made to
choose titles that were not prominent parts of
classroom reading activities in these particular
schools. Because we wanted the TRT to probe
out-of-school rather than school-directed reading,
an attempt was made to choose titles that
were not used in the school curriculum.
In our technical reports on this work, we have
used a powerful statistical technique known as