A data-driven approach is an approach in which decisions, insights,and actions are based on data.
A data-driven organisation is an organisation in which decisions, insights,and actions are based on data.
The opposite of a data-driven approch is that decisions are based on intuition, gut feelings, or opinions.
The availability of large volumes of data and advancements in data analysis techniques, such as artificial intelligence and machine learning, have made it increasingly important and feasible to adopt a data-driven approach to improve decision-making.
Data-driven is an adjective or adverb.