*100 PONTOS* The word 'scheme' has the meaning of:official sys...

*100 PONTOS*The word "scheme" has the meaning of:

official system of measurement which, based on knowledge of astronomical phenomena and a series of specific conventions, operates a division of time, dividing it into years, months and days.

branch of mathematics that deals with the collection, analysis, interpretation, and presentation of masses of numerical data.

description or mental image restricted to essential features of an object, process, etc.; synopsis, plan.