A summary worksheet that simplifies information required for two statistical tests: chi-squared and 95% confidence limits + standard error. The first pages of the worksheet focus on the need to conduct statistical tests and an understanding of what the mean and standard deviation tells us about data.
Key words: standard deviation, mean, chi squared, 95% confidence limits, standard error
Key words: standard deviation, mean, chi squared, 95% confidence limits, standard error
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£4.00