By Derek Rowntree
CONTENTS of records with no TEARS
Introduction. How to exploit this book.
1. Statistical inquiry. Making feel of experience. What is statistics? Descriptive and inferential statistics. Collecting a sample.
2. Describing our sample. Statistical variables. Error, accuracy and approximations.
3. Summarizing our data. Tables and diagrams. Central tendency (averages). Measures of dispersion.
4. the form of a distribution. Skewed distributions. Introducing the traditional distribution. Proportions below the conventional curve. Comparing values.
5. From pattern to population. Estimates and inferences. The common sense of sampling. A distribution of sample-means. Estimating the population-mean. Estimating different parameters.
6. evaluating samples. From an analogous or diverse populations? Significance testing. The value of significance. Comparing dispersions. Non-parametric methods.
7. extra concerns of significance. One- as opposed to two-tailed tests. z-tests and t-tests. Comparing numerous means. Comparing proportions.
8. Analysing relationships. Paired values. Three different types of correlation. The energy of a correlation. The importance of a correlation coefficient. Interpreting a correlation coefficient. Prediction and regression.
Postscript. Review. Caution.
Bibliography.
Index.
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