Page 26 - Touhpad Ai

Method Description Example

Employing automated software to gather Scraping rental listings and prices from real
Web Scraping specific information and data from websites. estate websites for market analysis.

Collecting data on the Earth’s surface and Monitoring deforestation and land use changes
Satellite Data Tracking
atmosphere through satellite. using satellite imagery.
Collecting data from websites that provide Kaggle, GitHub, KDNuggets, Google Dataset
Online Data Platforms
pre-compiled datasets for diverse purposes. Search, etc.

Books, Textbooks, and Information that has been researched, “Ancient Civilisations: A Comprehensive Guide”
Encyclopedias compiled, and written by authors or editors. written by an expert historian.

Forms and 01 06 Documents and
Questionnaires Records

Combination
Interview 02 07
Research

Observation 03 Data Collection 08 Online Tracking
Method Tools

Online Marketing
Focus Groups 04 09
Analytics

Oral Histories 05 10 Social Media
Monitoring

For example, continuing with the above example, you could gather data by conducting surveys about students’ study
habits, sleep hours, and test scores—ensuring you have their consent.
It is essential to:

u Collect accurate and complete data.
u Ensure data privacy by obtaining consent if personal information (e.g., names, phone numbers) is involved.
u Prefer reliable sources to avoid biased or incorrect results.

Step 3: Exploring the Data
After acquiring the data, it is time to explore it. This stage is known as data exploration or exploratory data analysis
(EDA). EDA is the process of examining data to understand its main characteristics before applying any advanced
techniques or models. It helps identify patterns, relationships, and trends, as well as detect missing values, errors, or
outliers.

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