Data Collection | Methods and Tools | 9th Computer - Chapter 9 - Lec 5

Описание: 9th Computer Chapter 9 : Data Science and Data Gathering
In this video, we discuss Data Collection from 9th Class Computer Science – Chapter 9: Data Science and Data Gathering.
You will learn:
✅ What is data collection and why it’s important
✅ Different methods of collecting data
✅ Primary data vs Secondary data
✅ Data Collection by Surveys, Questionnaire, Interviews, Observations, Online Data Sources
✅ Examples of data collection in real life
✅ How collected data is used in decision making

By the end of this lesson, you will understand how data is gathered systematically and how it becomes the foundation for analysis in data science. Perfect for Class 9 students, board exam preparation, and practical knowledge.

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