Temple MIS | Yang Yang | Activity https://community.mis.temple.edu/members/yang-yang/activity/ Activity feed for Yang Yang. Fri, 17 Apr 2026 17:04:54 -0400 https://buddypress.org/?v= en-US 30 hourly 2 4bb9c20310621a8d78d0de27822eef3d Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/05/12/mid-term-score-calculation-extra-credit-added/ Thu, 12 May 2011 23:57:24 -0400 RAW= your mid-term raw score (full score is 100) Extra = your extra mid-term score (full score is 100). Your final mid-term score = RAW + 5 + (Extra – RAW)*(100-RAW)/150 Two rules are made to make sure it is fair to those students who didn’t take extra project: If your Extra is lower than your RAW, only […]

]]> 0 dae33c52c1baf5d5b1a65e96a99671c6 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/04/27/final-exam-study-guide/ Wed, 27 Apr 2011 00:37:00 -0400 Click Final Exam Study Guide to download Schedule: May 10th 2011, Speakman Hall 114, 10:30 am – 11:30 am Format: (1) Conceptual Q&A, (2) Multiple choices, (3) Data Analytics Here is a practice exam (with answer key), which is similar in format: MIS2502003 Final exam practice MIS2502003 Practice Final – answer keys Please practice and grade it with answer […]

]]> 0 9e5a0dbddf82fc0d83e2cfbb8a44e942 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/04/21/collective-intelligence/ Thu, 21 Apr 2011 13:20:50 -0400 Some  Collective Intelligence Thoughts   Case Study Homework: Your team will analyze the “Decisions 2.0: The Power of Collective Intelligence” article and answer 5 questions below http://people.icoserver.com/users/eric/SMR_Collective_Decisions.pdf . Decision making can be divided into two tasks: the generation of potential solutions and the evaluation of potential solutions.  Describe how each of those tasks can be negatively influenced by numerous human biases. Can the human biases […]

]]> 0 474d29491e668564c1731c5460ce5fba Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/04/19/week-13-regression/ Tue, 19 Apr 2011 03:30:45 -0400 Regression Lab Practice

You need to finish this lab and answer the inside questions. A hard copy deliverable is required by April 21st (Thursday).

Solution: Regression-Lab-solutions

]]> 0 7499f316bc3b75f3a55c722c6ceca75b Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/04/14/week-12-regression-theory/ Thu, 14 Apr 2011 04:15:14 -0400 Regression is a basic and important modeling technique for analyzing the data variance and predicting the future event.

Click here to download the slides for: Regression Instruction

 

]]> 0 414e4bedd41524acb37d6e7911c2e5a4 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/04/05/week-11-clustering-and-association/ Tue, 05 Apr 2011 02:35:51 -0400 For Tuesday, we will do an exercise of data clustering and profile segmentation. Exercise:  Exercise of Clustering and Segmentation Answer: Answer for Exercise of Clustering and Segmentation   For Thursday, we will learn how to find the relationships between “Beer and Napies” Instruction:  Association Rules or Market Basket Analysis Exercise:  Exercise of Association Rules Answer: Answer for Exercise of Association Rules […]

]]> 0 e9f1cb0f5df1e0b348f367be5dae7585 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/03/31/week-10-clustering-and-segmentation/ Thu, 31 Mar 2011 14:05:57 -0400 Slides:

Introduction to Pattern Discovery

Manual:

Clustering and Segmentation

]]> 0 8e1548ddc3ca84ed1bd8725338210289 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/03/24/week-9-data-mining-lab1-pva97nk/ Thu, 24 Mar 2011 03:07:40 -0400 SAS Enterprise Entrance:  https://support.sas.com/ctx3/sodareg/index.html?execution=e2s1 Instruction of using SAS Enterprise Miner to do data sourcing and exploration:  Accessing and Assaying Prepared Data Please note that this manual was for SAS Enterprise Miner 6.1, but we are using 6.2. There are two big differences: (1) we don’t have to create local folder in 6.2. So you can skip the […]

]]> 0 ae4a129feb3a3ca7fdf5fda8c1e379c5 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/03/22/week-9-data-mining-warm-up/ Tue, 22 Mar 2011 03:53:40 -0400 On Tuesday we will learn some basic theory of data mining, and learn how to create an account to use SAS data mining services.

Click here for introduction slides. Click Here to learn how to create SAS miner Account

Advanced textbook for using SAS miner:

http://proquest.safaribooksonline.com.libproxy.temple.edu/book/databases/sas/9781590478295

 

]]> 0 991d9d22949336d2fdc4b9d217056c56 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/03/18/a-textbook-for-erd-and-sql/ Fri, 18 Mar 2011 22:21:53 -0400 Here is a textbook which was used for teaching by MIS textbook. Although it was for ORACLE database, the content is the same for ERD and SQL parts. Check it out here:  DBMS textbook

]]> 0 d079b38dbd21f3961152500fe5097694 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/03/15/extra-project-10-points/ Tue, 15 Mar 2011 03:36:33 -0400 You need submit everything before Apr. 3 midnight 11:59 pm by Email, including your ERD, scenario description. Besides, you also need to create the database, tables and several records to your SQL workspace. Project Description It is an optional project for extra 10 points. 1. Create a detailed scenario from any of following topics: (1) Amazon product review system […]

]]> 0 2f7741704b3a3956a55c0fc4720b69cf Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/03/15/week-8-olap-and-data-mining-entry/ Tue, 15 Mar 2011 02:40:04 -0400 Welcome back from spring break and I hope you have had a great time. For this week, we will start a new journey of business data analytics: OLAP and Data mining entry. For Tuesday, we will cover basic concepts of OLAP and do some practice in class. Related slides are here: Week-8-1 OLAP-Intro Week-8-2-PivotTable Data for case1:  retail_sales_feb1 Data […]

]]> 0 eb26a12c8cf4d611b0b709445e2c2458 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/03/03/week-7-answer-keys-to-mid-term-exam/ Thu, 03 Mar 2011 14:34:18 -0500 Mid-term Exam Answer Keys

]]> 0 0879db0975ca042996e436dbf22a17cf Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/02/24/mid-term-review/ Thu, 24 Feb 2011 01:27:54 -0500 Click HERE to download the slides for mid-term review.

]]> 0 90c30bb8dad4692c46c7d16a4a9199f1 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/02/22/week-6-erd-and-sql-exercise/ Tue, 22 Feb 2011 15:04:08 -0500 Click Week-6-1-ERD-SQL-Exercise for slides.

SQL tutorial site: http://www.w3schools.com/sql/

Practice interface: http://class1.mis.temple.edu/dbclass.php

]]> 0 d56208c8292728ec0fdad5565a2b8043 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/02/17/week5-sql-practice-dml-alias-and-join/ Thu, 17 Feb 2011 14:43:42 -0500 Intro to Join and Alias: Week-5-2-SQL-ALIAS-JOIN

Lab Practice:

SQL2.1 Update Insert Delete

SQL2.3 Alias Join

]]> 0 e8047845e904daa614d07437cf3fcd53 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/02/15/week-5-1-basic-sql/ Tue, 15 Feb 2011 15:22:01 -0500 Introduction to basic SQL

SELECT, INSERT, UPDATE, and DELETE
For the class presentation material and exercise questions, click HERE
Lab practice 1: MIS2502_Lab-Exercise-1-Deliverable-Intro-to-SQL.docx,
Lab practice 2: MIS2502_Lab-Exercise-2-Deliverable-Intro-to-SQL_Continued.docx

]]> 0 595db37afb638f588a314d2d35df2388 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/02/08/week-4-1-erd-practice/ Tue, 08 Feb 2011 14:14:35 -0500 Design a database which can be used to record all the transaction details of a retail firm such as Gap. Consider following players: Seller, Customer, Product. (Ignore suppliers here) Show your database design with ERD. Before draw it with Access 2007, please work together with your group members and draw it manually within 10 minutes. […]

]]> 0 6f6a3407695ce41f00a9cc07bb9a1dc6 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/02/01/week-3-lecture-slides/ Tue, 01 Feb 2011 05:28:16 -0500 Introduction to Database

Relational Database Model

Intro to Access 2007

Access 2007 Tutorial (Textbook)

]]> 0 7671c698cc59ca60bd58a687bfe96bf5 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/02/01/week-3-review-of-db-model/ Tue, 01 Feb 2011 05:11:51 -0500 Good database design is important because even a good DBMS will perform poorly with a poorly designed database. The hierarchical model is based on a tree structure that is composed of a root segment, parent segments, and child segments. The hierarchical model depicts a set of one-to-many (l:M) relationships between a parent and its children. […]

]]> 0 3af6cadbfdfc98365c716d94a8cdec29 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/01/26/week-2-case-study-of-sysco-bi-adoption/ Wed, 26 Jan 2011 03:11:20 -0500 Please check the following slides for a quick review of SYSCO case and think about the questions.
SYSCO BI
Answers to all questions will be addressed in Thursday’s class.

]]> 0 8b6f38c65094c9404bd9dce4180cf38e Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/01/25/homework-groups/ Tue, 25 Jan 2011 14:55:22 -0500 I have received notifications that you would like to be grouped as following. From now, each group of students need to work on the homework together and each group will receive the same score for all homeworks.  If your name is not on this list, please let me know by emails or by replying this […]

]]> 0 14acb2b71ae84d6bdb0c6a717c88bff6 Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/01/21/case-study-homework-tips/ Fri, 21 Jan 2011 04:19:02 -0500 You need to do following things before next class: (1) form a study group and tell me your group members by replying at http://community.mis.temple.edu/mis2502sec003s11/2011/01/17/week-1-welcome-to-mis2502-data-analytics/ In this semester, you need to do homework with your group members. For each group, you only need to hand in one copy (hard copy), with all member names. (2) get the business case (SYSCO) by […]

]]> 0 60a8542090c2f9a7da9febbde53ff60f Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/01/18/syllabus/ Tue, 18 Jan 2011 02:58:04 -0500 MIS2502_Sec003_Syllabus_Sp_2011 Course Start Date: Jan 18, 2011  / Course End Date: May 2, 2011 Instructor Yang Yang yangyang at temple. edu Office/Office Hours 207c Speakman Hall T R 0100p-0200P and by appointment CRN: 069166 SP114 Speakman Hall T R 1100A-1220P Prerequisites: Grade of C- or better in MIS2101. Course Objectives : The course provides a foundation for designing database systems and analyzing business data to enhance firm competitiveness.  Concepts […]

]]> 0 b48d6bc7e61e6c46811a4fad9529aaca Yang Yang wrote a new post on the site Business Intelligence and Data Analytics http://community.mis.temple.edu/mis2502sec003s11/2011/01/17/week-1-welcome-to-mis2502-data-analytics/ Mon, 17 Jan 2011 04:38:32 -0500 Introduction: Understanding Data Analytics and Business Intelligence Readings: Business Intelligence Discussion Questions Integrated view of business Why is Data Analytics important? What is needed for Data Analytics? How can be Data Analytics built? Who needs Data Analytics? Business Intelligence and Business Intelligence Maturity Model Readings: Reference Textbook Chapter 1 Business Intelligence 2 BI-Maturity-Model Discussion Questions What is Business Intelligence? What is BI cycle? What is important for each stage of BI cycle? What is BI […]

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