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In the field of public health even more than in that of clinical and laboratory research a thorough knowledge of the handling of statistics is imperative. This book has combined a common sense view on the interpretation of public health statistics with a clear and concise presentation of the algebra involved. Miss Hall, who is assistant professor of public health statistics in the School of Public Health at the University of Michigan, gives prominence to the limitations of the statistical method by citing Quetelet's four rules: 1. Have no preconceived ideas. Be unbiased. Attack your problem with an open mind. 2. Don't reject contrary values. Eliminate possible errors; then seek verification of the contrary values. 3. Face the facts you find. 4. Compare data that are comparable. Accurate comparison can be made only between similar things and over short periods of time. Data drawn from unlike sources may lead to
Public Health Statistics. JAMA. 1943;121(1):90. doi:10.1001/jama.1943.02840010092037
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