Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for London County Council]
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Figure 2—WEEKLY REGISTERED DEATHS—LONDON (A.C.),
1952-6 AND 1957
(FIVE-WEEK MOVING AVERAGE)
week number
* Calculated by taking the number of deaths in the corresponding weeks of five previous years, eliminating the highest
and lowest figures and then computing a five-week moving average of the arithmetic means of the remaining three weekly
figures.
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