All About Data      Ajay Ohriwww.decisionstats.com
What is DataNumbers ,Words ???              In God We Trust , All others must bring data  a collection of facts from which...
Hierarchy of Data                                         Actions                             Knowledge               Info...
Hierarchy of DataSelecting Relevant Facts                     Actions                                 Knowledge           ...
Data Issues    Boss , There is no Data    The data is all Bad    There is too much data    Data is available but expensive...
Data Solutions                                                  Vendors,    Data Augmentation - Sources of Data           ...
Hierarchy of DataData Processing                             Actions                                Knowledge             ...
Data to Information                           Sum, Average,    Summary Level          Median, Range,                      ...
Hierarchy of DataAnalysis of Information                      Actions                                 Knowledge           ...
Information to Knowledge                             Scenarios    What if Analysis                             Assumptions...
Hierarchy of DataDecision Making                             Actions                                Knowledge             ...
Hierarchy of DataFeedback ,Insights,                             ActionsStorage of Results                  Knowledge     ...
Case StudiesSub Prime Crisis -Models did not assume prices of houses can go downCross Sell - Selling more to same base of ...
Some extra tipsStudy-Read Blogs in a Yahoo/Google Reader to get perspectives ofpeople in your industryLearn- Get atleast o...
QuestionsNewsletterwww.decisionstats.com
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All about Data

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All about Data

  1. 1. All About Data Ajay Ohriwww.decisionstats.com
  2. 2. What is DataNumbers ,Words ??? In God We Trust , All others must bring data a collection of facts from which conclusions may be drawn factual information (as measurements or statistics) used as a basis for reasoning, discussion, or calculation www.decisionstats.com
  3. 3. Hierarchy of Data Actions Knowledge Information DataFacts www.decisionstats.com
  4. 4. Hierarchy of DataSelecting Relevant Facts Actions Knowledge Information Data Facts www.decisionstats.com
  5. 5. Data Issues Boss , There is no Data The data is all Bad There is too much data Data is available but expensive to getwww.decisionstats.com
  6. 6. Data Solutions Vendors, Data Augmentation - Sources of Data New Sources, Transactions Data Cleaning- Software Missing and Extreme Values, Data Formatting based Data Planning and Relevancy In Scope- Out Scope Data depth and breadth optimization Budgetingwww.decisionstats.com
  7. 7. Hierarchy of DataData Processing Actions Knowledge Information Data Facts www.decisionstats.com
  8. 8. Data to Information Sum, Average, Summary Level Median, Range, Variance Specific Segments By Group Processing Visual Presentation Graphs and Pivots Frequency of Reports Relevant, Budgetarywww.decisionstats.com
  9. 9. Hierarchy of DataAnalysis of Information Actions Knowledge Information Data Facts www.decisionstats.com
  10. 10. Information to Knowledge Scenarios What if Analysis Assumptions Sensitivity Analysis and Probability Time, Resources, Cost Benefit Analysis Benefits Summary Recommendation To the Decision Makerwww.decisionstats.com
  11. 11. Hierarchy of DataDecision Making Actions Knowledge Information Data Facts www.decisionstats.com
  12. 12. Hierarchy of DataFeedback ,Insights, ActionsStorage of Results Knowledge Information Data Facts STORE DATA IN EASY TO RETRIEVE DATABASE AND ALSO STORE RESULTS www.decisionstats.com
  13. 13. Case StudiesSub Prime Crisis -Models did not assume prices of houses can go downCross Sell - Selling more to same base of customersWebsite Logs-Softwares like GA, Clicky, Index Tools, Microsoft Analytics.Click stream modeling - Association Rules -Retail Shops- Market Basket Analysis
  14. 14. Some extra tipsStudy-Read Blogs in a Yahoo/Google Reader to get perspectives ofpeople in your industryLearn- Get atleast one training on your own every six monthsExplore- Use Excel Help , Google DocsAppreciate - Knowledge ,Sources of Data, Tips and Tricks
  15. 15. QuestionsNewsletterwww.decisionstats.com

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