What is the term for the process of handling missing data in a dataset by estimating values based on available data?
A. Data Imputation
B. Data Normalization
C. Data Transformation
D. Data Encoding
Answer: Option A
A. Data Imputation
B. Data Normalization
C. Data Transformation
D. Data Encoding
Answer: Option A
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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