The filter factors calculated based on the available quantile statistics are not exact, but the estimate error is below 5%, even when only 20 values are collected.
根据已有的分位数统计信息计算出来的过滤因子不是很精确，但即使只收集20个值，其误差仍然低于5%。
But deciding to relocate based on statistics is not advisable.
但是根据这些统计数据去搬迁并非明智之举。
If current statistics are not available, the optimizer may choose an inefficient access plan based on inaccurate default statistics.
如果无法获得当前的统计数据，优化器就可能会基于不准确的默认统计数据选择低效的访问计划。
The nationwide gross domestic product figures published by the National Bureau of Statistics are not directly based on the provincial GDP figures and attempt to correct for some of their biases.
国家统计局发布的全国的GDP并不直接基于各省的GDP数字，而是尝试修正其某些倾向。
Western medicine has a complete and logical theory, but Chinese medicine might not. It is sometimes based on experience of experiment and statistics.
中医可能不像西医那样有完整的、逻辑性很强的理论，有些方面要凭经验。
It's mostly based on AngelList data (or not, see update below), plus venture fund-raising statistics from Dow Jones.
这篇文章主要是基于业界网站AngelList的数据(也可能不是，参见下文更新)，外加道琼斯公司(Dow Jones)的风投融资统计数据。
"As a single job seeker, what you want to do is focus on the churn and not on the BLS statistics," said New York-based career coach Jeff Neil.
“作为个体的求职者，要多多关注跳槽较多的公司职位，而不是劳工统计局的数据，”纽约的职业导师杰夫·尼尔说。
"As a single job seeker, what you want to do is focus on the churn and not on the BLS statistics," said New York-based career coach Jeff Neil.
“作为个体的求职者，要多多关注跳槽较多的公司职位，而不是劳工统计局的数据，”纽约的职业导师杰夫·尼尔说。
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