AP CSP - Unit 9 (code.org) Review

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What is correlation in data analysis?

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Correlation refers to a statistical relationship between two variables, indicating how one may change in relation to the other.

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What is causation in data analysis?

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Causation indicates that one event is the result of the occurrence of another event, implying a direct cause-and-effect relationship.

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What is metadata?

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Metadata is data that provides information about other data, such as its source, format, and context.

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Why are graphs important in data analysis?

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Graphs help visualize data, making it easier to interpret values, trends, and proportions.

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What is the challenge of combining data from different sources?

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Different sources may organize data in various formats, making it difficult to integrate and analyze.

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What does filtering data mean?

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Filtering data involves selecting a subset of data based on specific criteria to focus on relevant information.

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What is the purpose of data visualization?

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Data visualization aims to present data in a graphical format to enhance understanding and insights.

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities, while quantitative data represents numerical values.

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What is a database?

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A database is an organized collection of data that can be easily accessed, managed, and updated.

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What is the significance of customer comments in e-commerce?

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Customer comments provide insights into consumer satisfaction and product performance.