Sökning: "Mantel-Haenszel"
Visar resultat 1 - 5 av 6 avhandlingar innehållade ordet Mantel-Haenszel.
1. Mathematical Reasoning in Physics Tests : Requirements, Relations, Dependence
Sammanfattning : By analysing and expanding upon mathematical reasoning requirements in physics tests, this licentiate thesis aims to contribute to the research studying how students’ knowledge in mathematics influence their learning of physics. A sample of physics tests from the Swedish National Test Bank in Physics was used as data, together with information of upper secondary students’ scores and grades on the tests. LÄS MER
2. Elektriska flickor och mekaniska pojkar : Om gruppskillnader på prov - en metodutveckling och en studie av skillnader mellan flickor och pojkar på centrala prov i fysik
Sammanfattning : This dissertation served two purposes. The first was to develop a method of detecting differential item functioning (DIF) within tests containing both dichotomously and polytomously scored items. LÄS MER
3. Occupational exposures and malignant lymphoma
Sammanfattning : The incidence of malignant lymphoma, especially non-Hodgkin's lymphoma (NHL) has increased over the last few decades. This statement is true despite the fact that methods for diagnosing malignant lymphoma has changed and misclassification has been a problem. LÄS MER
4. Violence among mentally disordered offenders : risk and protective factors
Sammanfattning : Background: Violence is one of the leading causes of unnatural deaths, and the consequences of violence for victims, victims families, offenders, and society at large involve extensive suffering and monetary costs. Improving strategies to prevent and reduce violence is of great importance, and refining techniques for risk assessments in forensic and correctional settings is assumed to be one way of doing so. LÄS MER
5. Postpartum infections; prevalence, associated obstetric factors and the role of vitamin D
Sammanfattning : Background: Postpartum infections are a major cause of maternal mortality and morbidity worldwide. Breast infection, endometritis, urinary tract infection and wound infections are the most common postpartum infections and together they affect almost 20% of women after childbirth. LÄS MER