Which of the following is a technique used to handle missing data by filling in the missing values with estimated data?
A. Data Normalization
B. Data Imputation
C. Data Transformation
D. Data Encoding
Answer: Option B
This Question Belongs to Data Science >> Data Collection And Preprocessing
Related Questions on Data Collection and Preprocessing
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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