What is the purpose of data sampling in data collection?
A. To analyze the entire dataset
B. To collect data from various sources
C. To select a representative subset
D. To remove outliers
Answer: Option C
A. To analyze the entire dataset
B. To collect data from various sources
C. To select a representative subset
D. To remove outliers
Answer: Option C
What is the process of gathering data from various sources and storing it for analysis known as?
A. Data Wrangling
B. Data Collection
C. Data Visualization
D. Data Aggregation
Which of the following is NOT a common source of data for data collection in Data Science?
A. Social Media
B. Sensor Data
C. Print Media
D. Customer Surveys
A. Data Integration
B. Data Transformation
C. Data Aggregation
D. Raw Data Collection
A. CSV
B. JSON
C. XML
D. Unstructured Text Data
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