DAS Quiz
How rare the difference is compared to the normative sample. 5% is rare.
Base Rate
Picture Similarities and Pattern Construction
What are the Nonverbal Core subtests for the Lower level early years battery?
Verbal Comprehension and Naming Vocabulary
What are the Verbal Core subtests for the Lower level early years battery?
Differential Ability Scales-Second Edition
What does the DAS-II stand for?
2:6-3:5
What is the Lower Level Early Years?
100 and 15
What is the Mean and Standard Deviation? (standard scoring)
7:0-17-11
What is the School age range?
3:6-6:11
What is the Upper Level Early Years?
2:6-17:11
What is the age range of the DAS-II?
50 and 10
What is the mean and Standard Deviation (T)
Block
all items are the same difficulty and should follow basal and ceiling rules.
Sample items
are not scored and can be clarified by giving more elaborate instructions or teaching (e.g., repeating or rephrasing the instructions)
never prorate cluster scores
cluster scores are only based on two subtests
alternative stop point
if a child fails five consecutive items before reaching point, discontinue testing as long as they have passed at least three items.
limited ceiling (101)
school readiness should not be administered for ages 7-8
Teaching items
some scorable. examiner is allowed to give additional instructions if an earlier item was not mastered by repeating/rephrasing questions/directions, providing clues, demonstrating correct responses, and providing positive feedback.
Decision points
where test usually stops.
