A decision tree is a map of the possible outcomes of a series of related choices. It allows an individual or organization to weigh possible actions against one another based on their costs, probabilities and benefits.
Creating interactive user interfaces, with a focus on maximisation of usability and user experience, is essential for building a web application. The goal is to make the user's interaction with the web application as simple and efficient as possible.
Databases may generally contain incorrect, incomplete, duplicate or improperly-formatted data. It is essential to employ data cleaning to remove these inconsistencies and prepare data for further analysis.