A Manual of public health1890 - 676 |
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Strona 5
... multiply the logarithm of the ratio of annual increase by the number of years elapsed from the census , and add it to the ... multiplied by the average . It is obvious that this method does not give age distribution , and is inferior to ...
... multiply the logarithm of the ratio of annual increase by the number of years elapsed from the census , and add it to the ... multiplied by the average . It is obvious that this method does not give age distribution , and is inferior to ...
Strona 13
... multiply the number of deaths by 1,000 , and divide by the population . For example , in a popu- lation of 156,290 ... multiplied by 1,000 ; thus- = Logarithm of 2,989,000 = 6 · 47553 Logarithm of 156,2905.19393 1.28160 , or 19.1 . The ...
... multiply the number of deaths by 1,000 , and divide by the population . For example , in a popu- lation of 156,290 ... multiplied by 1,000 ; thus- = Logarithm of 2,989,000 = 6 · 47553 Logarithm of 156,2905.19393 1.28160 , or 19.1 . The ...
Strona 14
... multiplied by 1,000 ; e.g. in a population of 132,450 persons there died , in the week ending July 28 , 51 persons ; required the annual death - rate for the week . First method— 51 × 52.177 × 1,000 123,450 Second method- = = 21:55 ...
... multiplied by 1,000 ; e.g. in a population of 132,450 persons there died , in the week ending July 28 , 51 persons ; required the annual death - rate for the week . First method— 51 × 52.177 × 1,000 123,450 Second method- = = 21:55 ...
Strona 15
... multiplying by 488 ; similarly a factor of 8909 may be transformed into 891 , or a factor of · 561 may even be made ... multiplied together , the result is a + b true to only ; a second true decimal in each number makes the result ten ...
... multiplying by 488 ; similarly a factor of 8909 may be transformed into 891 , or a factor of · 561 may even be made ... multiplied together , the result is a + b true to only ; a second true decimal in each number makes the result ten ...
Strona 17
... multiplied by the factor 1.0615 . The method pursued by the Registrar - General is as follows : -The mean annual death - rate for each sex , at each of the 12 age - periods , in England and Wales in 1871-80 , is applied to the ...
... multiplied by the factor 1.0615 . The method pursued by the Registrar - General is as follows : -The mean annual death - rate for each sex , at each of the 12 age - periods , in England and Wales in 1871-80 , is applied to the ...
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Kluczowe wyrazy i wyrażenia
ammonia animals anthrax apparatus atmosphere bacillus blood Board Boiler boiling Bye-Laws for Regulating carbon dioxide carbonic acid carried cause cent chamber chlorine cholera cistern clean closet colour containing cowkeeper Cowshed cresol Crown 8vo cubic feet cubic foot deaths diameter diarrhoea diphtheria discharge disease disinfectant distilled district drain Edition experiments fever filter gallons gases gelatin grms guinea-pigs heat inches infection inoculation intestine iron lime liquid litre London London County Council lung manufacture matter means Medical Officer Metropolis Metropolitan Board micro-organisms milk minute mortality nitrogen nuisance odour offensive Officer of Health organic oxygen person phenol pipe pneumonia premises pressure quantity receptacles sanitary authority scarlet fever sewage sewer shaft slaughterhouse solution spores steam substances sulphate sulphuric acid syphon temperature tube tubercle tubercular tuberculosis typhoid typhus vapour velocity ventilation vessels water supply weight
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