The score is obtained by subtracting errors from total ceiling score. When PPVT-R standard scores are compared to PPVT IQS, WISC-R IQS, and Stanford-Binet IQS, the mean PPVT-R scores have been significantly lower. ... The modest coefficients of determination emerging from these correlations suggest limited shared variance; thus PPVT-R scores should not be interpreted as intelligence test scores. ... Casserly, the executive director of the Washington-based advocacy group for urban school systems, characterized the findings of the report, "Beating the Odds II," as encouraging, pointing to signif...

• Word Count: 2753
• Approx Pages: 11
• Grade Level: Undergraduate