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.

More Tricky Decisions

So far we have carried out Z tests comparing a sample to a population. This can only be done if we know the standard deviation of the population, or if not, providing the sample size is 30 or greater. It should be noted that in our experience, most social scientists use data which satisfy ...

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