A reading assessment places students into performance levels: below basic, basic, proficient, and advanced. What scale best describes this data?

A student earns a score of 90 on a standardized math test, while another student earns an 80. The difference between scores is meaningful, but a score of 0 does not indicate "no math ability." What scale is this?

A behavior chart tracks the number of times a student raises their hand appropriately during a lesson. What scale of measurement is used?

A teacher reviews spelling test scores and finds that most students scored a 15 out of 20. Which measure of central tendency best represents this information?

A class has the following reading fluency scores: 40, 45, 50, 90, and 95. Which measure best represents the "middle" score and reduces the effect of extreme values?

A school psychologist averages a student's three benchmark scores (70, 75, 85) to summarize overall performance. Which statistic is being used?

A teacher wants to know how far apart the highest and lowest math scores are in her class. Which statistic should she calculate?

Two classes have the same average test score, but one class's scores are more widely dispersed. Which statistic best describes this difference?

A school psychologist finds that as reading fluency increases, reading comprehension scores also tend to increase. This relationship is best described as:

A student's score is compared with scores of similar students nationwide to determine eligibility for special education services. What type of test is this?

A teacher checks whether a student has mastered specific IEP math objectives, regardless of how other students perform. What type of test is this?

A student takes the same reading test twice within a short period and earns nearly identical scores. This consistency reflects high:

A test designed to measure reading comprehension actually requires strong decoding skills instead. This test may lack:

A psychologist reports that a student's true score is likely within a narrow range around the student's obtained test score. This range is based on the test's:

A student answers 42 questions correctly on a test before any conversion or comparison is made. This score is called a:

A test report indicates a student is performing at the level typical of a 9-year-old, even though the student is 11. This is an example of a(n):

A fourth-grade student earns a score of 6.2 on a reading test. This score indicates:

A student's test report shows a percentile rank of 25. This means the student scored:

A school psychologist compares a student's IQ score to the test's mean of 100 with a standard deviation of 15. What type of score is being used?