Wide Range Achievement Test Wide Range Achievement Standardization and Norming 3

Question 1

What does 'stratified sampling' mean in the context of WRAT norming?

Accepted Answer

Selecting participants to match population proportions on key demographic variables

Answer

Testing only gifted students

Answer

Testing in multiple geographic locations simultaneously

Answer

Using multiple forms of the test during norming

Question 2

Which WRAT score type would be most useful when comparing a student's performance across different academic subject areas?

Accepted Answer

Standard scores

Answer

Raw scores

Answer

Grade equivalents

Answer

Age equivalents

Question 3

A WRAT standard score of 130 would fall approximately how many standard deviations above the mean?

Accepted Answer

2

Answer

1

Answer

1.5

Answer

2.5

Question 4

What is the approximate percentile rank corresponding to a WRAT standard score of 100?

Accepted Answer

50th percentile

Answer

25th percentile

Answer

75th percentile

Answer

90th percentile

Question 5

Which factor could most threaten the validity of WRAT norms over time?

Accepted Answer

Demographic shifts in the US population making old norms unrepresentative

Answer

Changes in subtest scoring rules

Answer

Use of alternate forms

Answer

Testing in quiet vs. noisy environments

Question 6

What WRAT normative data source allows comparison between individuals of the same age regardless of educational experience?

Accepted Answer

Age-based norms

Answer

Grade-based norms

Answer

School district norms

Answer

Occupational norms