| 单词 | crude birth-rate |
| 释义 | > as lemmascrude birth-rate 11. Statistics. Unadjusted; not corrected by reference to modifying circumstances; spec. crude birth-rate, crude death-rate, the total figures before adjustment. ΘΚΠ the world > relative properties > number > probability or statistics > [adjective] > unadjusted crude1889 raw1902 unsmoothed1945 1889 Jrnl. Royal Statist. Soc. 72 442 The merest tyro in statistics knows that crude gross numbers are of little value. 1896 Lancet 15 Aug. 479/1 The mean crude or uncorrected death-rate. 1896 Lancet 15 Aug. 479/2 The range of corrected death-rates is far wider than that of crude death-rates. 1945 New Biol. 1 30 A crude birth-rate is the annual number of births per thousand living persons. 1945 New Biol. 1 36 Determination of the standard mortality rate, as opposed to the crude death-rate, is a simple matter if we know the age composition of the population and specific mortality rates for each year of life. 1965 Times 13 Feb. 8/3 These are crude figures, with exports valued f.o.b. and imports c.i.f. < as lemmas |
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