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Tứ phân vị: Trả về tứ phân vị của một tập hợp dữ liệu. Tứ phân vị thường được sử dụng để phân chia dữ liệu thành các nhóm, chẳng hạn như của số liệu bán hàng cho một khu vực bán hàng. Ví dụ, tứ phân vị trả về 95 (tứ phân vị thứ ba, hoặc 75 phần trăm, | Access 2003 In Pictures by Tony Fowlie in pictures www.inpics.net Access 2003 In Pictures Copyright I I Iwi ntHiS BtSEWEal This book is provided under a Creative Commons license at creativecommons.org licenses by-nc-nd 2.5 You are free to download copy and share this electronic book with others. However it is illegal to sell this book or change it in any way. If you d like to sell or change it just contact us at contact@inpics.net. Trademarks and Disclaimer Visibooks is a trademark of Visibooks LLC. All brand and product names in this book are trademarks or registered trademarks of their respective companies. Visibooks makes every effort to ensure that the information in this book is accurate. However Visibooks makes no warranty expressed or implied with respect to the accuracy quality reliability or freedom from error of this document or the products described in it. Visibooks makes no representation or warranty with respect to this book s contents and specifically disclaims any implied warranties or fitness for any particular purpose. Visibooks disclaims all liability for any direct indirect consequential incidental exemplary or special damages resulting from the use of the information in this document or from the use of any products described in it. Mention of any product does not constitute an endorsement of that product by Visibooks . Data used in examples are intended to be fictional. Any resemblance to real companies people or organizations is entirely coincidental. ISBN 1597061018 Table of Contents Database Basics.1 Create a new database.2 Create tables.13 Create records.21 Create forms.28 Create queries.40 Create reports.47 Working with Tables.59 Modify tables.60 Create new tables.78 Specify data types.82 Specify field properties.97 Edit records.100 Find records.104 Sort and filter records.109 Create table relationships.115 TABLE OF CONTENTS
