1. Write 2.5 pages (single line spaced) summary comparing the three main types o

1. Write 2.5 pages (single line spaced) summary comparing the three main types of data repositories: Data Islands “Spreadmarts”, Data Warehouses, and Analytic Sandboxes. Use complete, coherent sentences when answering this question. Make sure to include at least five different resources (i.e., paper, blogs, articles, videos, web sites, etc.) for your answer and list them in your work. 2. Write 2.5 pages (single line spaced) A. In which phase would you expect to invest most of your project time and why? Where would expect to spend the least time? B. What are the benefits of doing a pilot program before a full-scale rollout of a new analytical methodology? C. What kinds of tools would be used in the following phases, and for which kinds of use scenarios? a. Phase 2: Data Preparation b. Phase 4: Model Execution