answer all questions

1. What is the difference between data, information, and knowledge?
2. What is Master Data Management? Why is it critical in modern organizations?
3. Give two examples for each of the following: Categorical Data, Nominal Data, Ordinal Data, Numeric Data, Interval Data, and Ratio Data.
4. What is Data Preprocessing? What are the main steps?
5. List and define the most common Descriptive Statistics.
6. What is Dispersionand what is the difference among Range, Variance, andStandard Deviation?
7. What is a Normal Distribution? What is the difference between Skewnessand Kurtosis?
8. What is Regressionand how does it differ from Correlation?
9. Explain the difference between Data Visualizationand Visual Analytics?
10. What is a Dashboard? What are the most common dashboard characteristics?

 

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