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Now showing items 3957-3976 of 35418
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Challenging old perceptions: the classification of website advertisements according to South African Contract Law
(Nelson Mandela Metropolitan University, 2016)South African law draws a distinction between offers and invitations to treat. Although the intention with which a statement is made is usually cited as a controlling factor in determining its proper classification, there ... -
Challenging prevalent sexual practices amongst black South African teenage girls leading to unwanted pregnancies : a Practical Theological Study
(North-West University (South-Africa), 2019)The focus of the study is to challenge prevalent sexual practices amongst black South African teenage girls leading to unwanted pregnancies. In precolonial times teenage pregnancy and sex before marriage was rare amongst ... -
Challenging the universality of job resources: why, when, and for whom are they beneficial?
(Wiley, 2020)In this paper we introduce the topic of job resources and elaborate on their relevance for research and practice in work psychology. We start out with a brief overview of the historic and current understanding of job ... -
Chandra and HESS observations of the supernova remnant CTB 37B
(EDP Sciences, 2008)We discovered the >100 GeV γ-ray source, HESS J1713−381, apparently associated with the shell-type supernova remnant (SNR) CTB37B, using HESS in 2006. In 2007 we performed X-ray follow-up observations with Chandra with ... -
Change and retrenchment : an overview of the causes, process and effects in South Africa
(Potchefstroom University for Christian Higher Education, 2003)Retrenchment and unemployment has become a general concern for many South Africans, especially in the age of globalization. This phenomenon, however, is not unique to South Africa. Technological advancement in communication ... -
Change detection in INARCH time series of counts
(Springer, 2016)In the present paper we develop an online procedure for detecting changes in the parameters of integer ARCH models of order one. The test statistic utilizes the notion of the empirical probability generating function. The ... -
Change in dominance determines herbivore effects on plant biodiversity
(Nature, 2018)Herbivores alter plant biodiversity (species richness) in many of the world’s ecosystems, but the magnitude and the direction of herbivore effects on biodiversity vary widely within and among ecosystems. One current theory ... -
Change in religious ideology in the book of Judith
(Greek Orthodox Patriarchate, 2010) -
Change in renin, cardiovascular and inflammatory markers over three years in a black and white population: the SABPA study
(BioMed Central, 2017)Background: To investigate if percentage change (%Δ) in renin over a 3 year follow-up is associated with %Δ in cardiovascular and inflammatory markers in a low renin bi-ethnic group. Methods: Blood pressure, active renin, ... -
Change in the composition of bank income and its effect on the changes in the efficiency of bank regions
(Clute Institute [for academic research], 2012)Over the past five years, banks experienced a change in the composition of bank income earning more in service fees compared to interest income. The effect of this change on the efficiency of bank regions is investigated. ... -
Change in woody cover at representative sites in the Kruger National Park, South Africa, based on historical imagery
(SpringerOpen, 2016)Background: The coexistence of woody vegetation and grass is a key characteristic of savanna ecological balance. Gains in woody vegetation at the expense of grass can lead to changes in grazer and browser carrying capacities ... -
Change management in the Botswana water sector
(2013)The purpose of this thesis has been to assess how change management interventions during the Water Sector Reform Process were perceived by the employees in efforts to help them to understand and embrace change. ... -
A change management model for school managers
(North-West University, 2006)Education in South Africa faces challenges relating to change management as a result of transformation. The introduction of various legislative and transformational policy initiatives pose numerous challenges for schools' ... -
Change over three years in adolescents' physical activity levels and patterns after a physical activity intervention: play study
(Edizioni Minerva Medica, 2012)AIM: This study aimed to determine over a three-year period what the PA levels and patterns of adolescents will be after participating in a physical activity (PA) intervention. METHODS: African adolescents (158 boys, 211 ... -
Change over three years in adolescents’ physical activity levels and patterns after a physical activity intervention: play study
(Edizioni Minerva Medica, 2012)AIM: This study aimed to determine over a three-year period what the PA levels and patterns of adolescents will be after participating in a physical activity (PA) intervention. METHODS: African adolescents (158 boys, 211 ... -
Change point detection with multivariate observations based on characteristic functions
(Springer, 2017)We consider break-detection procedures for vector observations, both under independence as well as under an underlying structural time series scenario. The new methods involve L2-type criteria based on empirical characteristic ... -
Change process research and the common factors approach in conceptualising psychotherapeutic change: a systematic review
(North-West University (South-Africa), 2020)Throughout the literature on psychotherapeutic change, the concepts common factors approach (CFA) and change process research (CPR) feature distinctly. The use and application of these two specific concepts vary between ... -
Change to a Skills-Based LLB Curriculum: A Qualitative Study of Participants in a Family Law Course
(2017-12-08)The transformation of educational institutions in South Africa led to institutions of higher learning rethinking their role in the new democratic era. This changed context called for wide-ranging curriculum reform within ... -
Change, organisational culture and the development of the South African Military Academy to 2009.
(North-West University, 2011)This article investigates the impact of change and organisational culture on the growth and development of the South African Military Academy. It explores the impact of Nationalist Party rule since 1948 and black majority ... -
Change-point methods for multivariate time-series: paired vectorial observations
(Springer, 2020)We consider paired and two-sample break-detection procedures for vectorial observations and multivariate time series. The new methods involve L2-type criteria based on empirical characteristic functions and are easy to ...