A consumer price index is a statistical estimate of the movement of the prices of goods and services bought for consumption purposes by household.

消费价格指数是针对家庭消费品和消费服务的价格变动所做的统计估计。

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A consumer price index is a statistical estimate of the movement of the pieces of goods and services bought for consumption purposes by households.

消费价格指数是针对家庭消费品和消费服务的价格变动所作的统计估计。

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In the 1980s Mr Groves supported the use of statistical sampling to estimate how many people the census misses.

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