Originally Posted by Marnie
Originally Posted by Yewumei
I am interested in the extended norm for wppsi. Could you please provide a pointed? I tried googling but I could not find it. Thanks

"Updated and Improved Psychometric Properties

-Updated normative sample standardized on 1,700 children ages 2:6–7:7
-The normative sample was stratified to match current U.S. census data based on sex, race/ethnicity, parent education level, and geographical region for each group
-Improved subtest floors and ceilings
-Comparable or improved reliability for subtest and composite scores"

This was taken directly from: http://www.pearsonclinical.com/psyc...ition-wppsi-iv.html?Pid=WPPSI-IV#details

I haven't seen more detail than that, but hopefully that helps?

Thank you, Marnie.