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Questions and Answers
What is data?
Data refers to raw facts and figures that can be processed to extract meaningful information.
Data science is a multidisciplinary approach combining mathematics, statistics, artificial intelligence, and computer engineering.
True
Which of the following is an example of unstructured data?
Which of the following sources does data science utilize?
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What is the purpose of data science?
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What are recommender systems used for?
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How is data science applied in healthcare?
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Study Notes
Data
- Data can be numbers, text, images, videos, audio and more.
- Data can be structured or unstructured
- Examples of data include:
- Numbers: 10, 25
- Text: Kharagpur, 10CS3002, [email protected]
- Location: 100.0, 0.0, 250.0, 150.0, 220.0, 300.0, 110.0
- Data can be organized by time, location or category
Data Science
- Data science is the process of extracting meaningful insights from data.
- Its goal is to use data to make better business decisions.
- Combines principles from mathematics, statistics, artificial intelligence, and computer engineering.
- Data scientists are obsessed with data, and focus on:
- Finding and acquiring data
- Cleaning and transforming data
- Understanding relationships in data
- Delivering value from data
- Visualizing results
Sources of Data
- Sensors
- Internet
- Market
- Social Media
- Medical Data
- Business
- University
- Digital Pictures and Videos
Applications of Data Science
- E-Commerce:
- Amazon and Flipkart use data science to provide personalized recommendations
- Recommender Systems:
- Used to predict user preferences, recommend movies, products, or services
- Healthcare:
- Used for detecting tumors, discovering drugs, and analyzing medical images.
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Description
This quiz covers the essential concepts of data and data science, including data types, sources, and its applications. Test your understanding of how data is used to extract insights and inform decisions across various fields. Perfect for beginners interested in the world of data analysis.
