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(单词翻译:双击或拖选)
Official statistics
Britain's decennial population count has been saved. Now make it work better
WHEN the first results of the 2011 census were published, almost two years ago, the most striking discovery was straightforward3.
Britain's population, it turned out, was around 500,000 bigger than statisticians had thought.
For all that Britons are relentlessly4 surveyed, only a full count could reveal the size of the country,
yet alone that of individual cities, towns and neighbourhoods.
Given that finding, the proposal made in 2010 by an austerity-minded coalition5 government to scrap6 Britain's decennial census seemed odd.
It now looks as though the census will survive after all.
On March 27th the Office for National Statistics (ONS) concluded that a full population count is still necessary,
though many people will in future be asked to fill in the census online.
In all likelihood, the government will follow its recommendations.
Academics, market researchers and social historians breathed a sigh of relief.
Scrapping7 the census in favour of rolling surveys of a portion of the population was always a silly idea.
A full count can provide information at the level of a single street, which even very large surveys could never do.
The census also supplies detailed8 data about poorly understood groups of people, such as some ethnic9 minorities.
Each year billions of pounds of government spending are allocated10 according to estimates derived11 from the census.
Its data determine where new schools and hospitals are built, where planning permission for housing is granted and where money is spent on transport.
The census is hardly perfect. It is expensive—the 2011 edition cost around 480m (800m).
Its findings go out of date quickly. And it is increasingly difficult to conduct,
as a rising proportion of people do not fill in their forms.
In many European countries, including Germany and the Netherlands,
the authorities use administrative12 data collected by public bodies in place of a traditional census.
In Britain that would be tricky13. The nation lacks a central population register or an identity-card system that would allow administrative data to be linked up.
By northern European standards, Britain also has lots of irregular migrants who have little interaction with the state.
That makes a full count unavoidable.
Yet the authorities should still be investing in working out how to use administrative data better,
argues Chris Skinner, a statistician at the London School of Economics.
That would help to provide a check on the accuracy of census and survey data,
as well as providing timelier and more precise estimates in between census years.
The ONS agrees—and it is researching the possibility of using government data better.
The trouble is that doing so will mean spending money,
which is precisely14 what ministers wanted to stop doing when they pushed the ONS into thinking about cancelling the census.
Data users will be hoping that they have a change of heart. If not, Britain might be stuck with inadequate15 numbers for decades to come.
1 con | |
n.反对的观点,反对者,反对票,肺病;vt.精读,学习,默记;adv.反对地,从反面;adj.欺诈的 | |
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2 census | |
n.(官方的)人口调查,人口普查 | |
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3 straightforward | |
adj.正直的,坦率的;易懂的,简单的 | |
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4 relentlessly | |
adv.不屈不挠地;残酷地;不间断 | |
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5 coalition | |
n.结合体,同盟,结合,联合 | |
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6 scrap | |
n.碎片;废料;v.废弃,报废 | |
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7 scrapping | |
刮,切除坯体余泥 | |
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8 detailed | |
adj.详细的,详尽的,极注意细节的,完全的 | |
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9 ethnic | |
adj.人种的,种族的,异教徒的 | |
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10 allocated | |
adj. 分配的 动词allocate的过去式和过去分词 | |
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11 derived | |
vi.起源;由来;衍生;导出v.得到( derive的过去式和过去分词 );(从…中)得到获得;源于;(从…中)提取 | |
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12 administrative | |
adj.行政的,管理的 | |
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13 tricky | |
adj.狡猾的,奸诈的;(工作等)棘手的,微妙的 | |
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14 precisely | |
adv.恰好,正好,精确地,细致地 | |
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15 inadequate | |
adj.(for,to)不充足的,不适当的 | |
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