Statistical Methods and Calculation Skills

Front Cover
Juta and Company Ltd, 2009 - Commercial statistics - 272 pages
This third edition aims to equip students with the skills to apply statistical analysis and quantitative techniques in research and the working environment where their knowledge can lead to effective decision-making. The book effectively combines theory and practice in providing: A theoretical framework for statistical problem-solving; A practical step-by-step approach to applying methods and calculations; A complete list of outcomes in each unit; Worked examples with detailed explanations; Practice in the form of guided activities and a range of self-test questions. The contents include the collection and presentation of data, descriptive measures, index numbers, regression and correlation analysis, time series, probability and probability distributions, statistical estimation and hypothesis testing. Calculation skills are revised in Part 2, a section that covers technology, elementary calculations, percentages and ratios, equations, graph construction and interest calculations. This edition includes examples and activities which cover not only the business field, but also food and biotechnology, engineering, medicine and environmental studies.
 

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User Review - Flag as inappropriate

It is frustrating that there is no solutions to the "Test Yourself" sections. There is thus no way how you can compare your answers to see if you are correct

User Review - Flag as inappropriate

The self test questions have no answers... So what's the point if I can't know whether I've answered wrong or right?
Very frustrating...:(

Contents

Introduction
3
Test yourself 2
23
Summarising data using numerical descriptors
60
Test yourself 4
97
Index numbers
102
Test yourself 6
126
Test yourself 7
144
Test yourself 8
166
Hypothesis testing
198
Test yourself 11
215
CALCULATION SKILLS
221
Percentages and ratios
243
Test yourself 13
251
Test yourself 14
257
Test yourself 15
267
Copyright

Test yourself 9
184

Common terms and phrases

Bibliographic information