means — to have in mind as one's purpose or intention; intend: I meant to compliment you on your work. Synonyms: contemplate.
standards — something considered by an authority or by general consent as a basis of comparison; an approved model.
averages — Achieve or amount to as an average rate or amount over a period of time.
centres — Geometry. the middle point, as the point within a circle or sphere equally distant from all points of the circumference or surface, or the point within a regular polygon equally distant from the vertices.
