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Data Analysis for Managers

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Data Analysis for Managers. MIS 131. P rerequisites. MATH 23 or 24 MIS 1 ABC STAT 1 Exceptions?…none. R ecommended. OBE 130 COMS 103 Writing Proficiency . R equired T ext. Data Analysis for Managers [Ninth Edition] Taylor & Hopfe. O verview. Prepared Present. E xams.

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Data Analysis for Managers
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  1. Data Analysis for Managers MIS 131

  2. Prerequisites • MATH 23 or 24 • MIS 1 ABC • STAT 1 • Exceptions?…none

  3. Recommended • OBE 130 • COMS 103 • Writing Proficiency

  4. RequiredText Data Analysis for Managers [Ninth Edition] Taylor & Hopfe

  5. Overview • Prepared • Present

  6. Exams Midterms October 7th November 16th Final 9:00 Dec 14th 10:30 & 1:30 Dec 16th

  7. Final Exam Final Exam Schedule • 9:00 a.m. Tues., Dec. 14 8:00 a.m. - 10:00 a.m. • 10:30 a.m. Thurs., Dec. 16 10:15 a.m. - 12:15 p.m. • 1:30 p.m. Thurs., Dec. 16 12:45 p.m. - 2:45 p.m.

  8. Quizzes • Unannounced • Random • In-class • No make-ups

  9. Statistical Software • Saclink account required for free copy of StatGraphics Plus Win ® 5.1. • MS Office 2003 may be obtained at Bookstore  $75 (with current Student ID).

  10. Statistical Software • StatGraphics Plus Win ® 5.1 • Saclink Account • Down Load www.csus.edu/UCCS 53304001039594

  11. Statistical Software Suggestion……… • Before downloading StatGraphics, create a folder on desktop … MIS 131 • Download all StatGraphics files to the folder. • Then, to install StatGraphics, use icon with blue-screen computer. • Will need Saclink name and password.

  12. Statistical Software • Have Microsoft Word, Excel, and PowerPoint installed on your computer … preferably MS Office 2003. • Ensure that “Data Analysis” is available in Excel. [Go to “Tools”, then to “add-ins” and click on both “Analysis ToolPak” options.]

  13. Proc-List • Set e-mail for “plain text,” • Send message to:LISTPROC@CSUS.EDU  • In the message text area, type: SUBSCRIBE HOPFE131-L First name Last name END

  14. Grading • Exams 100 points • Quizzes 10 points • Cases [varies] • Homework [varies] • Research Project 100 points Total points (approximately) = TBD

  15. Grade Percents A 93 - 100% C+ 77 - 79 A- 90 - 92 C 73 - 76 B+ 87 - 89 C- 70 - 72 B 83 - 86 D+ 67 - 69 B- 80 - 82 D 63 - 66 D- 60 - 62 No Incomplete (I)F < 60

  16. Academic Dishonesty • Pledge • Penalty • Violations of proper ethical conduct will NOT be tolerated.

  17. Course Outline • Schedule dates will hold [additional assignments may occur] • Assignments given in class and via MIS 131 Proc-List generated e-mail

  18. Cases • team effort 1-3 members • statistical analysis • based on provided data • Cross-Sectional • Time Series • Quality Control

  19. Research Project • team effort 2-4 members • statistical analysis • Self-provided data • Cross-Sectional • Time Series

  20. Due Dates • At beginning of class • “Courtesy Extension Period” (10 %)

  21. Questions? • Download software this week. • Install software NLT this week.

  22. Review Stat 1?

  23. Cross Sectional same random variable, multiple observations at a point in time Time Series same random variable, observations measured at consecutive equally spaced intervals of time Data Types

  24. Common Numerous small causes of variability that are inherent to any system, operate randomly or by chance Specific Assignable, have relatively large effects on process, occur occasionally or sporadic Variation

  25. z- or t-distribution? • Sample size? • n  30 • n > 30 • Population variance? • known • unknown

  26. Stat 1 Review • parameters vs. statistics • mean • variance • sampling • sampling distribution

  27. Stat 1 Review • normal distribution • confidence intervals • hypothesis testing • p-value • z- vs. t-distribution

  28. Decision Results H0: Innocent Levine, Prentice-Hall

  29. P-value • Used to make rejection decision • if p-value , reject H0 • true value of  Levine, Prentice-Hall

  30. Questions?

  31. ANOVA