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a. Discuss the following statement: “One of the most important issues in regression analysis concerns model specification (the determination of which independent variables should be included in or excluded from a regression equation).” b. Do you like Timothy’s model? Is it, for example, in line with Song Mei Hui’s ideas? 2. What’s the difference between simple regression analysis and multiple regression analysis?3. Why can’t Timothy run a series of simple regressions (for instance three or seven) to test the hypotheses of his study? 4. Provide the equation of Timothy’s model. 5. Interpret the results of the regression analysis. Discuss: a. the model fit; b. the significance of the model; c. the constant; d. the statistical validity of the beta coefficients; e. the face validity of the results.6. A common problem encountered in regression analysis is multicollinearity. a. What is multicollinearity and how does it affect the estimates of the regression coefficients?b. Describe two ways to test for multicollinearity. Which one do you prefer?c. Suppose that multicollinearity is a problem in this study. What can Timothy do about it? d. Do you expect that multicollinearity is a problem in this study? Explain.7. Timothy suggests that Pierce & Pierce should create more exciting jobs to attract more employees since the mean of the independent variable “excitement” is relatively low. Do you agree?8. What managerial conclusions can you draw based on the results of the regression analysis? 9. Song Mei Hui believes that the gender of potential employees may affect the original relationship between prestige and employer attraction. She asks Timothy to test this idea.a. How can Timothy test this idea? b. Provide a new equation of the model: include Song’s ideas about the moderating effect of gender on the relationship between prestige and employer attraction.10. Discuss the following statement: “Regression analysis does not address the issue of causality.”
Research and analyze the buying process for an online product or service, with which you (as a consumer) are familiar, from a business point of view.
Barbara Flynn is in charge of maintaining hospital supplies at General Hospital. During the past year, the mean lead time demand for bandage BX-5 was 70 (and was normally distributed). Furthermore, the standard deviation for BX-5 was 7. Ms. Flynn wou..
the systems perspective. How is the systems perspectives are being emphasized by your company or one you are familiar with and why?
Identify a company ( other than Microsoft) that has applied a diversification strategy. Was it related (concentric) or unrelated (conglomerate) diversification? why? Discuss what you think could have been their reasons for doing this strategy.
Dippin’ Dots are tiny round beads of ice cream made and stored at super-cold temperatures and served in a soufflé cup. They are sold only through franchisees’ scoop shops and national accounts. Dippin’ Dots founder and inventor, Curt Jones, is back a..
Pie chart depicting what % of money is being allocated for each media vehicle and any other money being used
Provide an analysis of how this company uses and/or implements business driven MIS, value driven business, E-business, and information security.
Given these sales figures over the first 6 months of the year, your boss needs you to test two different forecasting methods (parts a and b below) to determine which method is best. For your measure of “best”, recommend to your boss that the company ..
Several people claim that Letters of Credit will eventually – soon – be replaced by the concept of a “Trade-Card.” What is this product, and why do those people think it has such a bright future? Do you agree?
Explain how the balance sheet will change for each of the following transactions. Prepare a balance sheet from the following list of assets and liabilities, regarding the ownership interest as the missing item.
Discuss the four broad categories of development methods. Discuss why it might be beneficial to combine all of these methods into a formal development program.
why is decreasing value a disadvantage of reducing project scope to accelerate a project.
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