2. What is Data
Numbers ,
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
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3. Hierarchy of Data
Actions
Knowledge
Information
Data
Facts
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5. Data Issues
Boss , There is no Data
The data is all Bad
There is too much data
Data is available but expensive to get
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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
Budgeting
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7. Hierarchy of Data
Data Processing Actions
Knowledge
Information
Data
Facts
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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, Budgetary
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10. Information to Knowledge
Scenarios
What if Analysis
Assumptions
Sensitivity Analysis and Probability
Time, Resources,
Cost Benefit Analysis Benefits
Summary Recommendation To the Decision
Maker
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12. Hierarchy of Data
Feedback ,Insights, Actions
Storage of Results Knowledge
Information
Data
Facts
STORE DATA IN EASY TO
RETRIEVE DATABASE AND ALSO
STORE RESULTS
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13. Case Studies
Sub Prime Crisis -
Models did not assume prices of houses can go down
Cross Sell - Selling more to same base of customers
Website Logs-
Softwares like GA, Clicky, Index Tools, Microsoft Analytics.
Click stream modeling - Association Rules -
Retail Shops- Market Basket Analysis
14. Some extra tips
Study-
Read Blogs in a Yahoo/Google Reader to get perspectives of
people in your industry
Learn- Get atleast one training on your own every six months
Explore- Use Excel Help , Google Docs
Appreciate -
Knowledge ,Sources of Data, Tips and Tricks
