Part II consists of a classical course in probability and statistics, and the author stresses the use of many examples and counter-examples. Part III addresses decision making since probability and statistics are used to make decisions.
Deterministic models, i. Emphasis is also placed on risk aversion and risk measures, and the author illustrates portfolio management as a main motivator. To help less mathematically inclined readers, each chapter in Part IV contains an initial section that illustrates and motivates each approach without delving into too many details. These readers may wish to skip the remainder of each chapter.
The book's companion Web site includes Microsoft Office Excel workbooks to illustrate concepts. It uses a detective theme throughout the text and in multimedia courseware to show how quantitative methods have been used to solve real-life problems.
The book focuses on principles and techniques that are appropriate to introductory level courses in media, psychology and sociology.
Examples and illustrations are drawn from historical and contemporary research in the social sciences. The multimedia courseware provides tutorial work on sampling, basic statistics, and techniques for seeking information from databases and other sources.
The statistics modules can be used as either part of a detective games or directly in teaching and learning.
Prospective or retrospective? Do we have enough comparsions? Are the alternative explanations? Is the research design optimal and comparison adequate? Finnish adult population , it is usually not possible to obtain observations of all the cases. Sampling: central concepts Universe Population theoretical target empirical target Original Final population population sample sample data sometimes called Loss non- sampling frame response The aim of sampling is to produce a miniature copy of the population.
Each member of the population has an equal likelihood of being selected into the sample. Hence we can make inferences about the larger population based on the sample. Simple random sampling 2. Systematic selection interval sampling 3. Stratified sampling proportional and disproportional 4. Clustered sampling 5. Equivalence of universe and population sampling frame 2. Quantitative Methods for Business.
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