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Private
Mar 06, 2017 - Type of service 2017 Tariffs 1. Consultation R1300/hour + VAT 2. Data capturing 6c/character 3…http://natural-sciences.nwu.ac.za/scs/manuals/determination
Manual for the determination of Effect size indices and Practical Significance
Sep 05, 2017 - 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
Mar 06, 2017 - 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
Mar 06, 2017 - 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
Contact Us
Oct 08, 2024 - 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
About Us
Feb 20, 2024 - 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
Contact Us
Feb 26, 2024 - 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
About us (Directors Message)
Nov 28, 2016 - 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
Prospective Students
Jan 16, 2024 - Inquiries BSc program inquiries: Dr. Bruno Letarte BSc Honours programme…http://natural-sciences.nwu.ac.za/unit-environmental-sciences-and-management/spatial-planning-development-and-implementation
Spatial Planning, Development and Implementation
Apr 18, 2024 - Sub-programme leader: Prof Ernst Drewes (Ernst.Drewes@nwu.ac.za) Latest news: [accordion] New Book: Regional Policy in the Southern African Development Community Researchers from the Unit for Environmental Sciences and Management, Prof. Ernst Drewes and Dr Mariske van Aswegen have recently published…http://natural-sciences.nwu.ac.za/unit-environmental-sciences-and-management/geology-soil-sciences
Geology-Soil Sciences
Sep 20, 2016 - Strategic Aim & Mission The Geology and Pedology group strives to create knowledge, to open the minds of students to that knowledge, and to enable students to take best advantage of their educational opportunities. To these ends, the Geology and Pedology group encourages students to respect ideas and…http://natural-sciences.nwu.ac.za/water-research-group/ecology
Ecology
Mar 01, 2025 - WRG Ecology studies estuarine, wetland and river ecosystems with the aim to determine the interactions and/or relationships between the different organisms and their responses to their environment. This research aims to contribute towards local, regional and national knowledge of the southern African aquatic biodiversity through high-…http://natural-sciences.nwu.ac.za/water-research-group/parasitology
Parasitology
Mar 01, 2025 - Parasitology can be defined as the study of parasites and their hosts, as well as the interactions between the two. Parasites are a crucial part of a functional and healthy ecosystem, particularly within the natural environment. The biodiversity of an ecosystem is profoundly impacted by parasite diversity with parasites influencing aspects…http://natural-sciences.nwu.ac.za/water-research-group/ecotoxicology
Ecotoxicology
Mar 01, 2025 - Ecotoxicology is a scientific discipline which studies the effects of stressors on biological organisms. It integrates toxicology and ecology, predicting the effects of stressors across all levels of biological organisation from molecular level to whole communities and ecosystems. The current techniques, services, and organisms shown below…http://natural-sciences.nwu.ac.za/unit-environmental-sciences-and-management/staff