The Slosson Intelligence Test as a Quick Screening Test of Mental Ability with Profoundly and Severely Retarded Children

1978 ◽  
Vol 42 (3_suppl) ◽  
pp. 1117-1118 ◽  
Author(s):  
Anthony F. Rotatori ◽  
Michael Epstein

The study investigated the test-retest reliability of the Slosson Intelligence Test when administered and scored by 9 special education teachers who had no experience in psychological testing. Subjects were 53 profoundly and severely retarded children, ranging in age from 5 to 16 yr. Pearson product-moment coefficients were .92 for girls, .96 for boys, and .94 for all subjects for scores on two occasions. The results support Slosson's contention that the test can be reliably administered by personnel with little psychometric knowledge.

1972 ◽  
Vol 30 (1) ◽  
pp. 183-189 ◽  
Author(s):  
A. A. Hosseini ◽  
A. Razavieh

A Persian form of the Otis Self-administering Tests of Mental Ability, Intermediate Form, was administered to a representative sample of Iranian secondary school pupils (944 boys and 554 girls). Iranian Ss as a group scored strikingly lower than their American counterparts. Boys scored significantly higher than girls both in different grades and across grades. Scores correlated significantly with a past academic performance criterion. Test-retest reliability coefficients over a 2-wk. interval were low relative to those given in the test manual.


Author(s):  
Xiaotong Ding ◽  
Kathleen Vancleef

AbstractVisual diagnostic tests must have a high degree of consistency in their measurements (high reliability) to ensure accurate assessment of perceptual abilities. The current study assessed test–retest reliability and practice effects in the Leuven Perceptual Organisation Screening Test (L-POST) in 144 healthy volunteers, with time intervals between 0 and 756 days. We used Pearson's and intraclass correlation analysis, Bland–Altman analysis and multilevel modelling. Results from our analyses converged and supported an adequate reliability of the L-POST. Multilevel modelling demonstrated an absence of practice effect, suggesting that the L-POST is suitable for repeat administration. This study suggests that the L-POST has adequate reliability and is suitable for repeat administration even at short intervals. This study provides the basis for a more systematic evaluation for neuropsychological assessments, which can lead to the development of more reliable assessment batteries.


Author(s):  
Tasneem Dambha ◽  
De Wet Swanepoel ◽  
Faheema Mahomed-Asmail ◽  
Karina C. De Sousa ◽  
Marien A. Graham ◽  
...  

Purpose: This study compared the test characteristics, test–retest reliability, and test efficiency of three novel digits-in-noise (DIN) test procedures to a conventional antiphasic 23-trial adaptive DIN (D23). Method: One hundred twenty participants with an average age of 42 years ( SD  = 19) were included. Participants were tested and retested with four different DIN procedures. Three new DIN procedures were compared to the reference D23 version: (a) a self-selected DIN (DSS) to allow participants to indicate a subjective speech recognition threshold (SRT), (b) a combination of self-selected and adaptive eight-trial DIN (DC8) that utilized a self-selected signal-to-noise ratio (SNR) followed by an eight-trial adaptive DIN procedure, and (c) a fixed SNR DIN (DF) approach using a fixed SNR value for all presentations to produce a pass/fail test result. Results: Test–retest reliability of the D23 procedure was better than that of the DSS and DC8 procedures. SRTs from DSS and DC8 were significantly higher than SRTs from D23. DSS was not accurate to discriminate between normal-hearing and hard of hearing listeners. The DF and DC8 procedures with an adapted cutoff showed good hearing screening test characteristics. All three novel DIN procedure durations were significantly shorter (< 70 s) than that of D23. DF showed a reduction of 46% in the number of presentations compared to D23 (from 23 presentations to an average of 12.5). Conclusions: The DF and DC8 procedures had significantly lower test durations than the reference D23 and show potential to be more time-efficient screening tools to determine normal hearing or potential hearing loss. Further studies are needed to optimize the DC8 procedure. The reference D23 remains the most reliable and accurate DIN hearing screening test, but studies in which the potentially efficient new DIN procedures are compared to pure-tone thresholds are needed to validate these procedures.


2020 ◽  
Author(s):  
Xiaotong Ding ◽  
Kathleen Vancleef

Visual diagnostic tests must have a high degree of consistency in its measurements (high reliability) to ensure accurate assessment of perceptual abilities. The current study assessed test-retest reliability and practice effects in Leuven Perceptual Organisation Screening Test (L-POST) in 144 healthy volunteers using correlation analysis, Bland-Altman analysis, and multi-level modelling. Results from three analyses converged and supported an adequate reliability of L-POST. Additionally, multi-level modelling demonstrated an absence of practice effect, suggesting that the L-POST is suitable for repeat administration.


2007 ◽  
Vol 101 (1) ◽  
pp. 135-140 ◽  
Author(s):  
Thomas O. Williams ◽  
Ronald C. Eaves ◽  
Suzanne Woods-Groves ◽  
Gina Mariano

The test-retest stability of the Slosson Full-Range Intelligence Test by Algozzine, Eaves, Mann, and Vance was investigated with test scores from a sample of 103 students. With a mean interval of 13.7 mo. and different examiners for each of the two test administrations, the test-retest reliability coefficients for the Full-Range IQ, Verbal Reasoning, Abstract Reasoning, Quantitative Reasoning, and Memory were .93, .85, .80, .80, and .83, respectively. Mean differences from the test-retest scores were not statistically significantly different for any of the scales. Results suggest that Slosson scores are stable over time even when different examiners administer the test.


1998 ◽  
Vol 86 (2) ◽  
pp. 435-439 ◽  
Author(s):  
Giuseppe Riva

The aim of this paper was to highlight some psychometric characteristics of scores on the Italian version of the Dieter's Inventory of Eating Temptations. The analysis included assessment of the internal consistency of the individual scales, test-retest reliability, and estimates of both convergent and discriminant validity. Analyses showed that the Italian version of the inventory can be considered reliable and valid, which suggested its use as screening test for the identification of subjects who may be at risk for over-eating.


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