In which phases of data science life cycle do we answer the following questions respectively? - What are the biases, anomalies, or other issues with the data? - Is our data representative of the population we want to study? - Does the data answer our questions or accurately solve the problem? Exploratory Data Analysis, Data Acquisition, Understand the world Exploratory Data Analysis, Data Visualization, Understand the world Understand the world, Data Cleaning, Exploratory Data Analysis Exploratory Data Analysis, Understand the world, Understand the world