“…There is no need to examine Nellie to see if she is indeed an animal; the form of the premises, not their content, determines the conclusion. Although the distinction between probable and necessary inferences is an important one in reasoning studies, it is rarely acknowledged in reading studies, which typically involve only probable inferences (Allen, 1985;Casteel, 1993;Casteel & Simpson, 1991;Graesser & Kreutz, 1993;Hansen & Pearson, 1983;Kavale & Schreiner, 1979;Lipson, 1982;McConaughy, 1982;McCormick, 1992;Olson, 1985;Pearson, Hansen, & Gordon, 1979;Pitts & Thompson, 1984). Although reading and reasoning studies differ in their approaches to studying inference-making, several aspects of this process have been considered in both areas.…”