我面试的孩子们说他们的学校如何为他们的科学项目数据安排一个统计学家来分析。
I interview kids who describe how their schools provide a statistician to analyze their science project data.
赫尔曼·霍尔瑞斯(Herman Hollerith)是一个统计学家，他曾帮助美国人口统计局编排数据。
Herman Hollerith was a statistician who helped the U.S. Census tabulate data.
北卡罗来纳州杜克大学人口统计学家肯尼斯·曼顿说：“这确实引发了一个问题，即什么是正常的老龄化。”
"It really raises the question of what should be considered normal ageing," says Kenneth Manton, a demographer from Duke University in North Carolina.
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