Results 51 to 60 of about 5,142,656 (331)

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

An analysis of multiple choice questions (MCQs): Item and test statistics from mathematics assessments in senior high school

open access: yesREID (Research and Evaluation in Education), 2018
The multiple-choice test is a common test format used in education. One of the purposes of this test is to evaluate the success of the learning process in a particular subject.
Mutiara Kusumawati, Samsul Hadi
doaj   +1 more source

Item statistics derived from three-option versions of multiple-choice questions are usually as robust as four- or five-option versions: implications for exam design. [PDF]

open access: yes, 2018
Different versions of multiple-choice exams were administered to an undergraduate class in human physiology as part of normal testing in the classroom. The goal was to evaluate whether the number of options (possible answers) per question influenced the ...
Loudon, Catherine, Macias-Muñoz, Aide
core  

An Item Analysis of Written Multiple-Choice Questions: Kashan University of Medical Sciences [PDF]

open access: yes, 2012
Background: Multiple Choice Questions (MCQs) are one of the most common types of exams used in evaluation of students in any educational setting. The question items making up these exams need to be examined if they are to meaningfully contribute to the ...
Assarian, M.   +6 more
core   +2 more sources

Standardized polytomous discrimination index using concordance

open access: yesJournal of the Korean Data and Information Science Society, 2016
There are many situations that the outcome for clinical decision and credit assessment should be predicted more than two categories. Five kinds of statistics which are used the concordance are proposed and used for these polytomous problems. However, these statistics are defined without exact distinction of categories, so that we have difficulty to use
Jin Soo Choi, Chong Sun Hong
openaire   +2 more sources

Item validity vs. item discrimination index: a redundancy?

open access: yes, 2018
In several literatures about evaluation and test analysis, it is common to find that there are calculations of item validity as well as item discrimination index (D) with different formula for each.
R. L. Panjaitan   +4 more
semanticscholar   +1 more source

Improved Outcomes for Older Children, Adolescents, and Young Adults With Neuroblastoma in the Post‐Immunotherapy Era: An Updated Report From the International Neuroblastoma Risk Group

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background We describe clinical and biologic characteristics of neuroblastoma in older children, adolescents, and young adults (OCAYA); describe survival outcomes in the post‐immunotherapy era; and identify if there is an age cut‐off that best discriminates outcomes.
Rebecca J. Deyell   +14 more
wiley   +1 more source

Analyzing Multi-Mode Fatigue Information from Speech and Gaze Data from Air Traffic Controllers

open access: yesAerospace, 2023
In order to determine the fatigue state of air traffic controllers from air talk, an algorithm is proposed for discriminating the fatigue state of controllers based on applying multi-speech feature fusion to voice data using a Fuzzy Support Vector ...
Lin Xu   +4 more
doaj   +1 more source

Komparasi Hasil Analisis Butir Soal Literasi Sains Budaya Bali Menggunakan Program Berbeda [PDF]

open access: yes, 2010
A comparative study to contrast the results of test items analysis on scientific literacy in the context of Balinese Culture was carried out by using Anates program 4.0 version and Iteman program 3.00 version.
Rustaman, N. Y. (N)   +2 more
core  

Recognition Index of Part and Unit by Discrimination Characteristics [PDF]

open access: yes, 1998
In this paper, we propose a recognition index to evaluate the complexity of discrimination among parts and units. The parts and units are classified into some groups (the number of groups is shown as n) by one characteristic, such as color, shape, size ...
Kajihara, Yasuhiro   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy