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BUS 308 MENTOR Education System--bus308mentor.com

FOR MORE CLASSES VISIT <br>www.bus308mentor.com<br><br>BUS 308 Week 2 Problem Set<br>BUS 308 Week 3 Problem Set (Anova)<br>BUS 308 Week 4 Problem Set (Regression and Correlation)<br>BUS 308 Week 5 Final Paper Statistics Reflection (2 Papers)<br>BUS 308 Week 1 DQ 1<br>

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BUS 308 MENTOR Education System--bus308mentor.com

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  1. BUS 308 MENTOR Education System--bus308mentor.com

  2. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Entire Course (New) • FOR MORE CLASSES VISIT • www.bus308mentor.com • BUS 308 Week 2 Problem Set • BUS 308 Week 3 Problem Set (Anova) • BUS 308 Week 4 Problem Set (Regression and Correlation) • BUS 308 Week 5 Final Paper Statistics Reflection (2 Papers) • BUS 308 Week 1 DQ 1

  3. BUS 308 MENTOR Education System--bus308mentor.com BUS 308 Week 1 DQ 1 FOR MORE CLASSES VISIT www.bus308mentor.com Part Two – Data Characteristics Read Lecture One on descriptive data and review the Employee Data . Be sure to familiarize yourself with the different variables shown on the Data tab.

  4. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 1 DQ 2 • FOR MORE CLASSES VISIT • www.bus308mentor.com • DQ #2: Webliography • Post a question that you had related to the material this week. Conduct research to provide the answer to the question and provide the source.

  5. BUS 308 MENTOR Education System--bus308mentor.com BUS 308 Week 1 Problem Set FOR MORE CLASSES VISIT www.bus308mentor.com 1. For assistance with these calculations, see the Recommended Resources for Week One. Measurement issues. Data, even numerically code variables, can be one of 4 levels – nominal, ordinal, interval, or ratio. It is important to identify which level a variable is, as this impacts the kind

  6. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 1 Quiz (2 Set) • FOR MORE CLASSES VISIT • www.bus308mentor.com • BUS 308 Week 1 Quiz • Question 1. Calculating the median requires data of at least what level ? • Question 2. If sales data are reported in dollar values, what is the scale of the data ?

  7. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 2 DQ 1 • FOR MORE CLASSES VISIT • www.bus308mentor.com • DQ #1: Hypothesis Testing / T-tests / F-test • Although the initial post is due on Day 5, you are encouraged to start working on it early, as it is a three-part discussion that should be completed in sequential order.

  8. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 2 DQ 2 • FOR MORE CLASSES VISIT • www.bus308mentor.com • Post a question that you had related to the material this week. Conduct research to provide the answer to the question and provide the source

  9. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 2 Problem Set • FOR MORE CLASSES VISIT • www.bus308mentor.com • Problem Set Week Two • Complete the problems below and submit your work in an Excel document. Be sure to show all of your work and clearly label all calculations. All statistical calculations will use the

  10. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 2 Quiz (3 Set) • FOR MORE CLASSES VISIT • www.bus308mentor.com • BUS 308 Week 2 Quiz • Question 1. To find the z-score of a value, which Excel function could be used? • Question 2. Which statement is not true? • Question 3. What is the alternate hypothesis in a problem where sales group two is predicted to be “…significantly less productive than sales group one?”

  11. BUS 308 MENTOR Education System--bus308mentor.com BUS 308 Week 3 DQ 1 FOR MORE CLASSES VISIT www.bus308mentor.com Part One – Multiple Testing Read Lecture Seven. The lectures from last week and Lecture Seven discuss issues around using a single test versus multiple uses of the same tests to answer questions about mean equality between groups. This suggests that we need to master—or at least understand—a number of statistical tests. Why

  12. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 3 DQ 2 • FOR MORE CLASSES VISIT • www.bus308mentor.com • DQ #2: Webliography • Post a question that you had related to the material this week. Conduct research to provide the answer to the question and provide the source.

  13. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 3 Problem Set (Anova) • FOR MORE CLASSES VISIT • www.bus308mentor.com • During this week, we will look at ways of testing multiple (more than two) data samples at the same time. • We will continue to use the data and assignment file that we opened in Week 2, we just move on to the Week 3 tab.

  14. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 3 Quiz (3 Set) • FOR MORE CLASSES VISIT • www.bus308mentor.com • BUS 308 Week 3 Quiz • Question 1. A single factor ANOVA output includes information on • Question 2. ANOVA tests for variance differences • Question 3. Excel’s single factor ANOVA does not have a related Effect Size measure associated with it.

  15. BUS 308 MENTOR Education System--bus308mentor.com BUS 308 Week 4 DQ 1 FOR MORE CLASSES VISIT www.bus308mentor.com Part One – Correlation Read Lecture Ten. Lecture Ten introduces the idea that different variables may move together—sometimes due to causation and at other times due to an unknown influence. An example involves the perfect (+1.0) correlation between annual number of rum barrels imported into the New England region

  16. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 4 DQ 2 • FOR MORE CLASSES VISIT • www.bus308mentor.com • DQ #2: Webliography • Post a question that you had related to the material this week. Conduct research to provide the answer to the question and provide the source.

  17. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 4 Problem Set (Regression and Correlation) • FOR MORE CLASSES VISIT • www.bus308mentor.com • Problem Set Week Four • This week we get to answer our equal pay for equal work question by looking at relationships between and among the different variables.

  18. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 4 Quiz (3 Set) • FOR MORE CLASSES VISIT • www.bus308mentor.com • BUS 308 Week 4 Quiz • Question 1. The t Stat value is used to determine the statistical significance of each of the variables listed in a regression analysis. • Question 2. A correlation of .90 and above is generally considered too strong to be of any practical significance.

  19. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 5 DQ 1 • FOR MORE CLASSES VISIT • www.bus308mentor.com • Part One – Confidence Intervals • Read Lecture Thirteen. Lecture Thirteen introduces you to confidence intervals. What is a confidence interval, and why do some prefer them to single point estimates? Ask your manager what is preferred and why? What are the strengths and weaknesses of using confidence intervals in making decisions? (This should be started on Day 1.)

  20. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 5 DQ 2 • FOR MORE CLASSES VISIT • www.bus308mentor.com • What are common mistakes in linear regression analysis?

  21. BUS 308 MENTOR Education System--bus308mentor.com BUS 308 Week 5 Final Paper Statistics Reflection (2 Papers) FOR MORE CLASSES VISIT www.bus308mentor.com This tutorial contains 2 Different Papers The final paper provides you with an opportunity to integrate and reflect on what you have learned during the class. The question to address is: “What have you learned about statistics?” In developing your responses

  22. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 5 Problem Set • FOR MORE CLASSES VISIT • www.bus308mentor.com • ASSIGNMENT WEEK 5 • 1. Create a correlation table for the variables in our (Use analysis ToolPak or StatPlus:mac LE function Correlation). • a. Reviewing the data levels from week 1, what variables can be used in a Pearson’s Correlation Table (which is what Excel produces)?

  23. BUS 308 MENTOR Education System--bus308mentor.com • BUS 308 Week 5 Quiz (3 Set) • FOR MORE CLASSES VISIT • www.bus308mentor.com • BUS 308 Week 5 Quiz • Question 1. Compared to the ANOVA test, Chi Square procedures are not powerful (able to detect small differences). • Question 2. In confidence intervals, the width of the interval depends only on the variation within the data set.

  24. BUS 308 MENTOR Education System--bus308mentor.com

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