1. A system comprising: a user interface generated by an interface engine stored on a computer-readable medium, the user interface being configured to receive user inputs, wherein the user inputs comprise at least one word or phrase representing a rule, the rule comprising an identification of a subset of a data and a statistical expression to be performed on the subset of data, the subset of data comprising at least part of a plurality of data elements of a data set, each of the plurality of data elements comprising information on an individual or group; and an attribute engine stored on a computer-readable medium, the attribute engine being configured to provide instructions for translating the rule into an executable format comprising a translated statistical expression, access the subset of data, and execute the translated statistical expression to obtain statistics on data elements of the subset of data.