What is the W score on Woodcock-Johnson?
The reference W is the criterion—the score against which an individual’s W ability is compared. The reference W represents the difficulty level of a hypothetical item to which 50% of the age or grade group would respond correctly.
How is the WJ III scored?
Add the raw scores for each administered section of the WJ-III. The raw score is usually the total number of correct responses for each subtest. For example, if a student correctly read 13 words on Letter-Word Identification, his raw score is 13.
What does RPI score mean?
RELATIVE PROFICIENCY INDEXES (RPI) show the examinee’s level of proficiency (accuracy, speed, or whatever is measured by the test) at the level at which peers are 90% proficient. An RPI of 95/90 would indicate that the examinee was 95% proficient at the same level at which peers were only 90% proficient.
How do you explain grade equivalent scores to parents?
Simply put, an age equivalent is a comparison of your child’s performance compared to age groups whose average scores are in the same range. For example, if your 9-year-old child scores a 42 raw score on a test, and that score is average for 8-year-olds, their age equivalent score would be 8.
How do you score the Woodcock-Johnson IV by hand?
No, you cannot score the WJIV tests by hand. If your organization has already purchased the WJIV Kit, then you will need to be added to the account as an examiner to be able to score your WJIV test online.
Can you score the WJ by hand?
No, you cannot score the WJIV tests by hand.
How do you explain percentile rank to parents?
What are percentile ranks? Percentile ranks are a way of comparing an individual child to other children of the same age. For example, if a 5 year-old boy’s weight is in the 5th percentile, this means that 5% of boys that age weigh less than he does and 95% of boys weigh more.
Should I use age or grade based norms?
If the purpose is to determine Ability-Achievement Discrepancy, age-based scores are recommended as “best practice.” If the purpose is to compare the student’s scores with those of peers in the same grade, grade-based scores should be used.
Is the Woodcock-Johnson IV valid?
The WJ IV Technical Manual (McGrew, LaForte, & Schrank, 2014) provides extensive validity evidence based on the Standards for Educational and Psychological Testing (American Educational Research Association [AERA], American Psychological Association [APA], National Council on Measurement in Education [NCME], 1999).