Final answer:
A graph is a graphical representation that is useful for uncovering patterns and insights in data. It condenses detailed numerical information into a visual form and allows us to see relationships and patterns more easily.
Step-by-step explanation:
A graphical representation that is useful for uncovering patterns and useful insights in the data, generally as part of descriptive or diagnostic analytics, is called a graph. Graphs condense detailed numerical information into a visual form in which relationships and numerical patterns can be seen more easily. They allow us to illustrate data visually and show patterns, comparisons, trends, and apportionment.