Definition of Decision Tree Decision Tree: A decision tree is a graphical representation of a decision process, used to help explain the logic of a decision. The tree has nodes, which represent choices, and branches, which represent the possible outcomes of each choice. The leaves of the tree represent the end results of the decision…
Definition of Decision Decision: A decision is a choice that is made between two or more possibilities. What are Decisions used for? Decisions are used to make choices or reach conclusions. They are a crucial part of the data science and machine learning process, since they allow us to make decisions based on information collected…
Definition of Database Management System Database Management System: A Database Management System (DBMS) is a software system that enables users to create and manage databases. A DBMS typically consists of a graphical user interface (GUI), a database engine, and a storage mechanism. The GUI allows users to create and modify database structures, enter and edit…
Definition of Database Design Database Design: Database design is the process of designing the structure of a database. This includes defining the tables, fields, and relationships between them. Why does Database Design matter? Database design is an important factor in any data science or machine learning environment. It lays the foundation for how data is…
Definition of Database Administrator Database Administrator: A database administrator (DBA) is a professional who is responsible for the design, creation, installation, monitoring and maintenance of a database. DBAs are also responsible for ensuring that the database is available to users and that data is accurate and secure. What does a Database Administrator do? A Database…
Definition of Data Visualization Data Visualization: Data Visualization is the process of transforming data into a graphical representation that is easier to understand. This can be done in order to identify patterns, trends, and correlations that would otherwise be hidden in a table of data. What are Data Visualizations used for? Data visualizations are used…
Definition of Data Structure Data Structure: A data structure is a way of organizing and storing data. Data structures can be simple, like an array of numbers, or more complex, like a tree. What is a Data Structure used for? A data structure is a way of organizing data so that it can be efficiently…
Definition of Data Scientist Data Scientist: A data scientist is a professional who extracts knowledge and insights from data in order to solve problems. What does a Data Scientist do? A Data Scientist is a professional who specializes in using extensive scientific, mathematical and computer programming knowledge to extract meaningful insights from vast amounts of…
Definition of Data Science Data Science: Data science is the study of data and the application of statistical analysis, machine learning, and other computational techniques to extract knowledge from data. What is Data Science used for? Data Science is a field that combines science, mathematics, and technology to analyze data and make predictions. It is…
Definition of Data Quality Data Quality: Data quality is a measure of how accurate and consistent data is. This can be determined by looking at factors such as the completeness of data, the accuracy of data, and the timeliness of data. Why does Data Quality matter? Data quality is of paramount importance when it comes…