Psychometrics

The work required to drive the turbine eompressor is reduced by lowering the compressor inlet temperature thus increasing the output work of the turbine. Figure 2-35 is a schematic of the evaporative gas turbine and its effect on the Brayton cycle. The volumetric flow of most turbines is constant and therefore by increasing the mass flow, power increases in an inverse proportion to the temperature of the inlet air. The psychometric chart shown shows that the cooling is limited especially in high humid conditions. It is a very low cost option and can be installed very easily. This technique does not however increase the efficiency of the turbine. The turbine inlet temperature is lowered by about 18 °F (10 °C), if the outside temperature is around 90 °F (32 °C). The cost of an evaporative cooling system runs around 50/kw. 

Computerized psychometric chart. User provides two independent properties of moist air and program calculates the remaining properties. 

Psychometric tests such as personality or aptitude tests. 

Teesson M, Lynskey M, Manor B, et al The psychometric properties of BSM-IV cannabis use disorders. Brug Alcohol Bepend 68 235—262, 2002 Tsou K, Patrick SL, Walker JM. Physical withdrawal in rats tolerant to delta 9-tetrahydrocannabinol precipitated by a cannabinoid receptor antagonist. Eur J Pharmacol 280 R13-R15, 1995... 

Kastrau et al. Stroke 2005 36(4) 825-829 Retrospective evaluation of aphasia in patients with hemicraniectomy for dominant sphere infarcts 14 patients with surgery evaluated with psychometric quantification twice over 470 days Evolution of aphasic symptoms 13/14 patients with improved scores and increased ability to communicate from baseline in 13 patients. Young age and early decompressive surgery were main... 

Rasmussen K, Jeppesen HJ, Sabroe S. 1993c. Psychometric tests for assessment of brain function after solvent exposure. Am J Ind Med 24 553-565. 

Harvey PG, Hamlin MW, Kumar R, et al. 1988. Relationships between blood lead, behavior, psychometric and neuropsychological test performance in young children. Br J Dev Psychol 6 145-156. 

Hatzakis A, Kokkevi A, Katsouyanni K, et al. 1987. Psychometric intelligence and attentional performance deficits in lead-exposed children. In Lindberg SE, Hutchinson TC, eds. International Conference on Heavy Metals in the Environment, Vol. 1, New Orleans, LA, September. Edinburgh, UK CEP Consultants, Ltd., 204-209. 

In addition to the clinical interview, psychometric rating instruments allow for rapid and reliable measurement of the nature and severity of depressive and associated symptoms. 

Beck, A. T., Epstein, N., Brown, G.,. Steer, R. A. (1988). An inventory for measuring clinical anxiety Psychometric properties. Journal of Consulting and Clinical Psychology, 56, 893-897. 

Clark, L. A., Watson, D. (1991). Tripartite model of anxiety and depression Psychometric evidence and taxonomic implications. Journal of Abnormal PsychoP ogy, 100, 316-336. 

Fitzpatrick, K. K., St Schmidt, N. B. (2000, November). The Discomfort Intolerance Scale (DIS) Psychometric properties and clinical utility in patients with panic disorder. Poster session presented at the annual meeting of the Association for Advancement of Behavior Therapy, New Orleans, LA. 

Garner, D. M., Olmsted, M. P., Bohr, Y., Garfinkel, P. E. (1982). The Eating Attitudes Test Psychometric features and clinical correlates. Psychological Medicine, 12, 871-878. 

Kazdin, A. E., Rodgers, A., Colbus, D. (1986). The Hopelessness Scale for Children Psychometric characteristics and concurrent validity. Journal of Consulting and Clinical Psychology, 54, 241—255. 

Lenzenweger, M. F. (1993). Explorations in schizotypy and the psychometric high-risk paradigm. In L. J. Chapman, J. P. Chapman, D. Fowles (Eds.), Progress in experimental personality and psychopathology research (Vol. 16, pp. 66-116). New York Springer. 

Schmidt, N. B., Joiner, T. E., Young, J., St Telch, M. J. (1995). The Schema Questionnaire Investigation of psychometric properties and the hierarchical structure of a measure of early maladaptive schemas. Cognitive Therapy and Research, 19, 295-321. 

Brown, S. A., Myers, M. G., Lippke, L., Tapert, S. F., Stewart, D. G., Vik, P. W. (1998). Psychometric evaluation of the Customary Drinking and Drug Use Record (CDDR) A measure of adolescent alcohol and drug involvement. Journal of Studies on Alcohol, 59, 427M38. 

Herron, E. W., Bernstein, L., Rosen, H. (1968). Psychometric analysis of the multiple affective adjective check list MAACL-today. Journal of Clinical Psychology, 24, S448-S450. 

Fischhoff, B., Slovic, P., Lichtenstein, S., Read, S., and Combs, B. 1978. How safe is safe enough A psychometric study of attitudes towards technological risks and benefits. Policy Sci. 9, 127-152. 

Summary of Tests. Common dermatological tests are shown in Table 20.15 and ophthalmological tests in Table 20.14. Note that any of these tests could be utilized as measures of efficacy if they addressed the clincial trial objectives. Selected pointers are given in Table 20.13. Specific tests that may be used in hematology, clinical chemistry, and urinalysis are shown in Table 20.12, adult and pediatric behavioral rating scales in Tables 20.16 and 20.17, and psychometric and performance tests in Table 20.18. 

A number of behavioral ratings scales and psychometric and performance tests, listed in Tables 20.16 to 20.18, are briefly summarized below, since many of these scales and tests may be used to evaluate safety as well as efficacy. The following comments on the tests provide only a few highlights readers who are interested in more details are advised to obtain additional information before choosing the tests that appear most relevant to be included in their particular protocol. 

Similar data evaluation problems exist in other scientific fields and can also be treated by multivariate statistical data analysis, for instance, in economics (econometrics), sociology, psychology (psychometrics), medicine, biology (chemotaxonomy),... 

In these systems, the total collection efficiencies of the dry product are 85 per cent for the drying vessel, 90 per cent for the cyclone collector and 98 per cent for the scrubber-condenser. The net efficiency of the system may be as high as 99.97 per cent if the scrubber effluent is considered as product. All the runs are based on 1.25 kg/s product and 0.75 kg/s evaporation at an elevation of 300 m above sea level. The total air flow is measured at the outlet before the stream is split into the recycle and bleed portions and, for such flows, the design of suitable fans is outlined by Jorgensen164 . The calculations outlined here may be confirmed by the use of psychometric charts, and this procedure has been considered in some detail by Cook and Demount165. ... 

The heritabilities found in this last study are smaller than in the previous studies. The reason for this is simple—unreliability of measurement. Table 4 shows the MZA correlations for six common higher-order factors that can be estimated in two of the three studies and comparable factors derived from two instruments. As expected the correlations increase with the psychometric quality of the instruments. We have demonstrated the same effect in the twin registry sample (Lykken, Bouchard, McGue, Tellegen, 1993). 

Bouchard, T. J., Jr., Lykken, D. T., Tellegen, A. T., McGue, M. (1996). Genes, drives, environment and experience EPD theory - Revised. In C. P. Benbow D. Lubinski (Eds.), Psychometrics and social issues concerning intellectual talent. Baltimore John Hopkins University Press. 

The disciplines of psychiatry, psychology, and neurology are equipped to diagnose disorders of the mind and brain and study the clinical effects of psychoactive herbs. Neuropsychology specializes in brain-behavior relationships and is well equipped to quantify and characterize the mental and behavioral effects of psychoactive herbs by using psychometric tests. In this text, particular attention is paid to objective testing data. 

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