August 2015
Intermediate to advanced
272 pages
5h 46m
Japanese
Content preview from Think Stats 第2版 ―プログラマのための統計入門
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3
3
1.2 全米世帯動向調査
な方法を評価します。
探索的データ解析（
exploratory data analysis
）
対象としている問題に対して有用なデータのパターンや差やその他の特徴を探し
ます。それと同時にデータの一貫性や限界についてもチェックします。
推定（
estimation
）
標本から得られたデータを使用して、母集団の特徴を推定します。
仮説検定（
hypothesis testing
）
例えば、
2
つの集団間での差といった効果が見られたとき、その効果が偶然に生
じたものでないかどうかを評価します。
落とし穴にはまらないよう気を付けて、上に挙げた手順を進めることで、より正当
で、より正確な結論に到達できます。
1.2
全米世帯動向調査
1973
年以来、疾病管理予防センター（
Centers for Disease Control and
Prevention
、
CDC
）は、全米世帯動向調査（
National Survey of Family Growth
、
NSFG
）を実施して「家族生活、結婚、離婚、妊娠、不妊症、避妊、男性および女性
の健康に関する情報」を集めています。この調査の結果は「公共の医療サービス、衛
生教育を計画し、世帯、出生率、健康についての統計的調査を実施」するために使わ
れます。
http://www.cdc.gov/nchs/nsfg.htm
を参照してください。
この調査で集めたデータを使用して、第一子は予定日よりも遅れるものなのかを調
べて、他の疑問にも答えます。データを効果的に使うために、この調査の設計がどう ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.