By D. J., Chambers, Joan Sybil Crawshaw
This identify is totally revised and up to date for entire assurance of data at complex point. using a moment colour highlights key components and formulation. Summaries are integrated to supply consolidation of studying and realizing. additional perform sections of questions are provided for thorough examination practise and perform. New ICT help for this key sector is supplied all through.
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Extra resources for A Concise Course in Advanced Level Statistics: With Worked Examples, Fourth Edition
A case study is an intensive, detailed study of a single individual, group or event, using a variety of methods. Case study data are usually highly descriptive, and may take the form of interview notes, observations and video material; they can comprise introspections, narrative and psychometric measurements – in fact, anything at all which can offer an insight into an individual might be used. The approach rarely makes use of experimentation in the usual sense of the word, but may involve observation of behavioural change over a period of time as a result of a particular form of, say, drug treatment or therapy.
5). Developing our medical example from the previous section, we now need to qualify the issue of what factors contribute to variation in blood pressure. To assist this A Closer Look At . . Issues, questions and hypotheses In refining our approach to a research issue we typically progress from the general to the specific: ■ I’m interested in the general area of social competence. (The research issue) ■ Are there gender differences in social competence? (The research question) ■ Mean social skills scores for pre-school females will be significantly higher than scores for pre-school males.
Moreover, the essential, reasoned justification for our work would be impossible unless we were able to provide a balanced review of previous research in the area. And to be able to do this we must read, and read widely. , originals), on microfilm or, where facilities permit, on a computerised system. Unfortunately, many students – and even highly qualified researchers – often ignore the rich reservoir of material available through the popular media. After all, television and newspapers provide an expression of society’s concerns and obsessions and anyone hoping to explore a contemporary social issue, like attitudes towards AIDS, the police or the provision of care in the community, could do worse than to review a few back copies of their local and national newspaper.