To become successful communicators, children must be sensitive to the clarity/ambiguity of language. Significant gains in children's ability to detect communicative ambiguity occur during the early school-age years. However, little is known about the cognitive abilities that support this development. Relations between cognitive flexibility and…

Provides necessary statistical information for comparing subtests of the Test of Language Development-Primary (TOLD-P) to an individual's mean scaled score at each of five age levels. While it would be convenient to use the average of these values across the age levels, this procedure is inappropriate for the TOLD-P. (Author/JAC)