Interpret Data – Answer Questions about Data in Tables . Tables are a data representation that provides a structure of rows and columns to organise data. Categories that organise the data are used as headings for the rows and / or columns. A list is a simple table with only one column. . Data presented as a list is often not sorted or organised and needs further work to interpret it. For example, a student collecting data about pets as a list would repeat types of pets in their list. A table pro