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 does Google Trends measure?

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Google Trends measures the frequency of specific search terms over time, reflecting public interest in those topics.

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What is open data?

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Open data is data that is made publicly available by governments, organizations, or individuals for anyone to access and use.

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What is metadata?

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Metadata is data that provides information about other data, such as the context, content, and structure of the data.

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What can be determined from data without metadata?

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You can determine specific occurrences or counts, such as the number of bicycles passed, but not contextual information like speed or location.

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What is the significance of data visualization?

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Data visualization helps in recognizing patterns, trends, and correlations in data, making complex information more understandable.

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What is the difference between causation and correlation?

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Causation indicates that one event is the result of another, while correlation indicates a relationship between two variables without implying cause.

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What is crowd sourcing?

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Crowd sourcing is the practice of obtaining input, ideas, or services from a large group of people, often via the internet.

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What is citizen science?

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Citizen science involves public participation in scientific research, allowing non-professionals to contribute to data collection and analysis.

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What is big data?

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Big data refers to extremely large datasets that can be analyzed computationally to reveal patterns, trends, and associations.