نتایج جستجو برای: item difficulty
تعداد نتایج: 123206 فیلتر نتایج به سال:
The binaural resynthesis subtest of the WilIeford Test Battery (1977) was administered to a sample of 56 children with an average age of 8 years. 8 months. in order to investigate test characteristics. Analysis revealed that 19 of 40 items fell outside the optimal range for item difficulty. In addition, a significant difference was found between right and left ear scores, and a significant corr...
We discuss new measures in assessing the skill level of students based on their interactions with the Socratic homework tutor, MasteringPhysics. We show that the measurement of the difficulty of problems for a given student as determined by the time to first correct response, the number of incorrect responses without advice, and hints have high reliability (96%). As an immediate application, we...
In many testing situations, ordering the items by difficulty is helpful in analysing the testing data; examples include intelligence testing, analysis of differential item functioning, person-fit analysis, and exploring hypotheses about the order in which cognitive operations are acquired by children. In each situation, interpretation and analysis are made easier if the items are ordered by dif...
Most universities across Iran tend to develop English tests for placement, exit, achievement, and other purposes. Examining the various features of such tests is imperative for making informed decisions about learners’ achievement level. The present study examined the features of a university-wide administered English language achievement test at Iran University of Science and Technology (IUST)...
The main purpose of this study was to develop and validate a diagnostic test for dyscalculia in fifth grade in primary schools of Isfahan. For this purpose, content analysis was conducted on the content of fifth grade math textbook. Keripendorf’s coefficient of 0.88 was found based on consistency of content analysis. Based on Bloom’s (1926) Cognitive Theory, 150 questions were designed and tes...
BACKGROUND DSM-IV criteria for illicit drug abuse and dependence are largely based on criteria developed for alcohol use disorders and there is a lack of research evidence on the psychometric properties of these symptoms when applied to illicit drugs. METHOD This study utilizes data on abuse/dependence criteria for cannabis, cocaine, stimulants, sedatives, tranquilizers, opiates, hallucinogen...
OBJECTIVE The purpose of the study was to identify technical item flaws in the multiple choice questions submitted for the final exams for the years 2009, 2010 and 2011. METHODS This descriptive analytical study was carried out in Islamic International Medical College (IIMC). The Data was collected from the MCQ's submitted by the faculty for the final exams for the year 2009, 2010 and 2011. T...
Background: Quality of life evaluates the general well-being of individuals and it can be considered as one of the important aspects in programming and giving service to disabled people. Blindness is one of the most important kinds of physical disability that has a direct effect on quality of life, so t his study aimed to explore how war blindness influences the quality of life . Methods: I...
PURPOSE The purpose of this study was to evaluate the psychometric properties of the Korean version of the Alzheimer's Disease Knowledge Scale (ADKS-K) to determine its applicability to Korean adults. METHODS Cross-cultural validity was performed according to Consensus-based Standards for the Selection of Health Measurement Instruments (COSMIN). The Kuder-Richardson Formula 20 for internal co...
BACKGROUND The Oswestry Disability Index (ODI) is widely used for patients with back pain. However, few studies have examined its psychometric properties using modern measurement theory. The purpose of this study was to investigate the psychometric properties of the ODI in patients with back pain using Rasch analysis. METHODS A total of 408 patients with back pain participated in this cross-s...
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