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It is also used in place of standard diagnostic test of phonetic non-word reading ability, which is mostly used to diagnose learning disabilities like dyslexia. [1] When older children and accomplished young children are slow in orally reciting texts, the individual is considered to have learning disability and is referred to correct specialists.
The test enables the assessment of a broad range of academics skills or only a particular area of need. The WIAT-II is a revision of the original WIAT (The Psychological Corporation), and additional measures. There are four basic scales: Reading, Math, Writing and Oral Language. Within these scales there is a total of 9 sub-test scores. [1]
In the empirical sciences, the so-called three-sigma rule of thumb (or 3 σ rule) expresses a conventional heuristic that nearly all values are taken to lie within three standard deviations of the mean, and thus it is empirically useful to treat 99.7% probability as near certainty.
STAR Reading, STAR Early Literacy and STAR Math are standardized, computer-adaptive assessments created by Renaissance Learning, Inc., for use in K–12 education.Each is a "Tier 2" assessment of a skill (reading practice, math practice, and early literacy, respectively that can be used any number of times due to item-bank technology.
Norms provided for the 1978 edition include standard scores with a mean of 100 and a standard deviation of 15, percentile scores, and grade levels. The standard scores are scaled based on the norm group; the grade levels are arbitrarily assigned and can be interpreted only as rough references to achievement level. Only standard scores should be ...
No, third-grade reading scores are not being used to plan for how much space is needed in prisons. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 ...