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Questions and Answers
What type of data contains tags to structure information hierarchically?
What type of data contains tags to structure information hierarchically?
What stage of the data life cycle involves gathering data from sources?
What stage of the data life cycle involves gathering data from sources?
What is the process of removing errors and inconsistencies from data called?
What is the process of removing errors and inconsistencies from data called?
Which plot type compares categories or groups?
Which plot type compares categories or groups?
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Study Notes
Data Types and Structures
- Hierarchical data structures are characterized by the use of tags to organize information in a nested, tree-like format.
Data Life Cycle
- The collection of data from sources is part of the data gathering stage, which is a crucial step in the data life cycle.
Data Cleaning
- Data cleaning is the process of detecting and correcting errors, inconsistencies, and inaccuracies in a dataset to ensure data quality.
Data Visualization
- Bar charts are used to compare categories or groups, providing a visual representation of categorical data.
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Description
Test your knowledge of data analysis and visualization with this quiz! See if you can identify the key components involved in data analysis, examples of data visualization, and different types of data formats.
