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Manual for the determination of Effect size indices and Practical Significance
Manual for the determination of Effect size indices and Practical Significance H. S. Steyn (jr) Preface In my work as a statistical consultant over the last twenty years I have found that there is a dire need to be able to make assertions concerning practical significance, particularly in Human sciences. This requirement…http://natural-sciences.nwu.ac.za/scs/manuals/roc-analysis
Manual for ROC analyses
Manual for ROC analyses Preface This guide, which leans heavily on the book of Krzanowski & Hand (2009), was written in an attempt to make it easier for the researcher to understand the theory behind and methods of ROC analyses. It is further attempted to explain the calculation methods by way of examples. With these…http://natural-sciences.nwu.ac.za/scs/manuals/roc-analysis/manual
ROC-analysis Manual
List of contents Using ROC-analysis to determine good screening tests based on continuous variables 1. Sensitivity, Specificity and Predicted values 2. The ROC–curve 3. Properties of the ROC-curve 4. Area Under the ROC-curve (AUC) 5. The binormal model 6. Estimation of ROC-curves 7. Confidence intervals for ROC-…http://natural-sciences.nwu.ac.za/scs/contact-us
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To request assistance from one of our consultants, please follow our centralised process by clicking on the image below: See contact information below for general or financial queries: Postal Address: Private Bag X6001 Potchefstroom Campus North-West University…http://natural-sciences.nwu.ac.za/eco-analytica
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Welcome to the Eco-Analytica Laboratory - For Soil, Plant and Water analysis Eco Analytica is equipped with modern facilities and operated by well-trained staff. Our analyses are frequently subjected to quality control schemes from Wageningen and Agrilasa – results are available on request. Heavy metals are analysed on the ICP-…http://natural-sciences.nwu.ac.za/eco-analytical-laboratory/contact-us
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Eco-Analytica laboratory Building G23A, Ground floor 11 Hoffman street, Potchefstroom 2531 Terina Vermeulen terina.vermeulen@nwu.ac.za 018 – 285 2733 Office G23 Zukile Dyolisi zukile.dyolisi@nwu.ac.za 018 – 285 2031 Office G13 Maps & Directionshttp://natural-sciences.nwu.ac.za/space-research/about-us
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Director’s message The mission of the Centre for Space Research (CSR) is to conduct research and training in astronomy, astrophysics and space science. The Centre focuses on the understanding of…http://natural-sciences.nwu.ac.za/space-research/prospective-students
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Manual
Table of contents PREFACE (Download document) CHAPTER 1. Introduction and Background (Download document) 1.1 Practical significance 1.2 When are effect size indices necessary? 1.3 Requirements for good effect size measures 1.4 Use of effect sizes in the application of Statistics in various fields 1.5…http://natural-sciences.nwu.ac.za/scs/services-and-tariffs
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Services The Statistical Consultation Services of the Potchefstroom Campus of North-West University, which service has been in existence since 1980, can render the required statistical assistance in: • Statistical planning and clinical trials and surveys by means of experimental and random sampling designs. •…http://natural-sciences.nwu.ac.za/scs/services-and-tariffs/nwu-campuses
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Type of service 2017 Tariffs 1. Statistical planning and interpretation of results, editing of thesis and dissertations R170/hour + VAT 2. Data…http://natural-sciences.nwu.ac.za/scs/services-and-tariffs/other
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Students of other universities, churches, and service organisations. Type of service 2017 Tariffs 1. Statistical planning and interpretation of results, editing of thesis and dissertations…http://natural-sciences.nwu.ac.za/scs/services-and-tariffs/private
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Type of service 2017 Tariffs 1. Consultation R1300/hour + VAT 2. Data capturing 6c/character 3…http://natural-sciences.nwu.ac.za/space-research-neutron-monitors/gle-15
GLE 15
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GLE 16
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GLE 17
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GLE 18
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GLE 19
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GLE 20
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