13. A non-transitory computer readable storage medium having a computer program stored thereon, the computer program causing a computer to perform the steps of: defining a set of possible answers in response to a user query; ordering the set of possible answers according to one or more attributes related to an ability to answer the user query, each of the ordered answers making up a grouping; determining only whether a first of the groupings of individual answers is different from the next of the groupings of individual answers in accordance with a coefficient of variation between the first of the groupings and the next of the groupings in accordance with the one or more attributes related to the ability to answer the user query; and defining the first of the groupings of the individual answers as a set of good enough answers if it is determined to be distinctly different from the next of the groupings in accordance with whether the coefficient of variance is greater than a predetermined threshold.
13. A non-transitory computer readable storage medium having a computer program stored thereon, the computer program causing a computer to perform the steps of: defining a set of possible answers in response to a user query; ordering the set of possible answers according to one or more attributes related to an ability to answer the user query, each of the ordered answers making up a grouping; determining only whether a first of the groupings of individual answers is different from the next of the groupings of individual answers in accordance with a coefficient of variation between the first of the groupings and the next of the groupings in accordance with the one or more attributes related to the ability to answer the user query; and defining the first of the groupings of the individual answers as a set of good enough answers if it is determined to be distinctly different from the next of the groupings in accordance with whether the coefficient of variance is greater than a predetermined threshold. 23. The non-transitory computer readable storage medium of claim 13 , wherein the individual answers comprise machine intelligence responses.