While various data analysis methods may work with different formats of data, the most commonly used ones require data to be provided in the form of a single table with continuous or categorical values. The original data may be stored in different formats: relational data (tables), NoSQL data (JSON objects), or even it can be in the graphic of audio formats. You will be asked to develop a general methodology to prepare any type of data analysis provided in one or multiple datasets to be feasible for numerical data analysis, i.e. the final datasets have to be a single relational dataset (table) with structured data