With an emphasis on description, examples, graphs and displays rather than statistical formulae, this book is the ideal introductory guide for students across the social sciences.

The Normal Distribution

We have already met the normal curve briefly. It looks rather like one of the rolling hills found in the Lake District (Figure 7.1). Whether you think that mountain climbing is ‘normal’ behaviour or not (Julie does!), the normal (or Gaussian) distribution is extremely useful, because many variables in the social ...

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