CRC Study Guide Exam Questions and Answers 100% Verified

CRC Study Guide Exam Questions and Answers 100% Verified How well a test measures what it claims to measure is? - answerValidity What measurement concept relates to consistency, dependability and repeatability of a test? - answerReliability What scale has equal units of measurement with no absolute zero? - answerInterval Example: Fahrenheit Scale List the 4 levels of measurement? - answerNominal, Ordinal, Interval and Ratio Most psychological test are based on what 2 scales? - answerOrdinal and Interval Threats to external validity? - answerreactive or interaction effect of test, interaction effects of selection bias and experimental variables, reactive effect of experimental arrangements, multiple-treatment interference. What type of curve would you expect to see if a classroom test was given and the majority of students tended to get nearly all the items right? - answerNegatively Skewed The most widely used statistic in testing variability is? - answerStandard Deviation The extent to which a test measure what it purports to measure is? - answerValidity What is internal validity? - answerthe basic minimum without any experiment is uninterpretable. A multiple choice quiz is what type of test? (criterion or norm) - answerCriterion-referenced test What is external validity? - answerrefers to whether the results can be generalized. Threats to internal validity? - answerHistory, maturation, testing, instrumentation, statistical regression, selection bias, experimental bias, mortality, selection-maturation interaction No correlation/No difference between variables? - answerNull Hypothesis What is content validity? - answerHow well a test item measures a skill (math ability). This error occurs when there is no difference detected, but a difference actually exists. - answerType II The higher the reliability of a test? - answerThe lower its standard error of measurement will be The lower the reliability of a test? - answerThe higher it standard error of measurement will be Association between variables? - answerCorrelation Factors influencing reliability of instrument? - answerLevel of Difficulty Ambiguity of test items Length of test What is concurrent validity? - answerBoth the predictor and criterion scores are obtained at the same time (MMPI acessing pathology). Value of an assessment is determined by? - answerReliability Validity Standardization List 1, 2, 3 std of the mean on a normal distribution (bell curve) - answer1- 68% 2- 95% 3- 99.7% What is face validity? - answerThe extent to which an instrument measures what its intended to/ The term reliability refers to ______ of test scored? - answerconsistency Provides very little valuable testing information. (mean, median or mode) - answerMode Example of a ordinal scale? - answer(order and rank) - 1st, 2nd, 3rd Example of a nominal scale? - answer(numbers as labels only, no meaning) - females- 1 / males- 2 Example of ratio scale? - answerHeight and weight / has a zero point What is construct validity? - answerDegree to which the measure or test reflects what its intended to. C4 injury? - answerquadriplegic, aka tetrapelgia T12 injury? - answerparaplegic C5 and above causes? - answerrespiratory issues Cerebral cortex injury affects what activities? - answerMotor activities, expressive language, and emotional responses What is a second injury fund? - answerEncourage employers to hire workers who have been injured on the job previously. One stop career centers offer what services? - answerAssessment, career exploration, and job search assistance. Name some aptitude tests? - answer1) GATB- (m-100, std- 20) /(USES) 9 appitudes 2) Nonreading Aptitude Test Battery- (NATB) (USES) 3) Apticom- Pegboard 4) ASVAB- 16-23 /(US DEPT OF DEF) 5) Differential Aptitude Tests (DAT) /Grade 8-12 (8 aptitudes are measured) 6) McCarron-Dial- (MDS) 5 traits Name some intelligence tests? - answer(Three types of IQ scores: verbal IQ, performance IQ, and full scale IQ) 1) Wechsler scales: 3 (mean 100, std 15) WAIS, WISC, WPPSI 2) Bender Gestalt Visual Motor Test- Brain damage, geometric figures, visual motor function. 3) Standard Binet (verbally loaded; m-100, std 16) 4) Halsted-Reitan (brain damage, cogn fu