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The Peabody Individual Achievement Test is a criterion based survey of an individual’s scholastic attainment. It can be administered to individuals between the ages of five and 22 years of age, and returns a grade range between Kindergarten and grade 12. [ 1 ]
The Peabody Picture Vocabulary Test, the 2007 edition of which is known as the PPVT-IV, is an untimed test of receptive vocabulary for Standard American English and is intended to provide a quick estimate of the examinee's receptive vocabulary ability. It can be used with the Expressive Vocabulary Test-Second Edition (EVT-2) to make a direct ...
The test most similar to the WRAT is the Peabody Individual Achievement Test (PIAT), another short, individually administered test which covers comparable material. In general the WRAT correlates very highly with the PIAT. The WRAT correlates moderately with various IQ tests, in the range of .40 to .70 for most groups and most tests.
The performance on the SON-R 2,5-7 has been compared with many cognitive tests, like the GOS, WPPSI-R, TONI-2, RAKIT, Bayley, McCarthy, DTVP-2, Peabody, PLS-3, Reynell and the TvK. The mean correlation with these general measures of intelligence was 0.65. For non-verbal measures of intelligence, a mean correlation of 0.65 was found.
Test Of Word Efficiency (TOWRE) was first developed and published by Joseph K Torgesen, Richard Wagner and Carl Rashotte in 1999. [1] After its popularity and acclamation, [3] its second revision version was published in 2012 which is known as Test of Word Efficiency second edition (TOWRE - 2).
There has been no validation of this test as indicative of schizophrenia. Chapman and Chapman (1968), in a classic study of illusory correlation, showed that the scoring manual, e.g., large eyes as indicative of paranoia, could be generated from the naive beliefs of undergraduates. Likewise, Harris found no validity in personality testing ...
The test takes approximately 12–20 minutes to carry out using manual scoring which is greatly reduced with the aid of computer testing. [6] [7] The test results produce a number of useful psychometric scores, including numbers, percentages, and percentiles of: categories achieved, trials, errors, and perseverative errors. [8] [9]
The Reynolds Intellectual Assessment Scales (RIAS) is an individually administered test of intelligence that includes a co-normed, supplemental measure of memory. [1] It is appropriate for individuals ages 3–94.