Asked by Braelyn Spence on Sep 26, 2024
Verified
A student received a score on a norm-referenced standardized test that was −2 z-scores below the mean. This person scored better than approximately 16 percent of his or her norm group.
Z-Scores
Statistical measures that indicate how many standard deviations an element is from the mean of a distribution.
Norm Group
A representative sample of the population by which test scores are interpreted and compared.
- Utilize norm-referenced scores, such as z scores, T scores, and percentile ranks, for the analysis of individual test results.
Verified Answer
SS
Sanzana subedi4 days ago
Final Answer :
False
Explanation :
A score that is −2 z-scores below the mean corresponds to approximately the 2.3rd percentile, meaning that the student scored better than only 2.3 percent of the norm group.
Learning Objectives
- Utilize norm-referenced scores, such as z scores, T scores, and percentile ranks, for the analysis of individual test results.