A. Tidy datasets are all alike but every messy dataset is messy in its own way
B. Most statistical datasets are data frames made up of rows and columns
C. Tidy datasets provide a standardized way to link the structure of a dataset with its semantics
D. None of the mentioned
Answer: Option D
This Question Belongs to Data Science >> 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
Join The Discussion