All Answers (7) 1  Quantile is moor common definition. It include The 2-quantile is called the median, The 5-quantiles are called quintiles. See link bottom. http://en.wikipedia.org/wiki/Quantile http://en.wikipedia.org/wiki/Quantile. Jul 25, 2014 2  Â·. Thank you Igor for providing the definition of quantiles.
Bitcoin is similar, although it is significantly more traceable and expensive than cash. Traceability can be critical to certain transactions. If someone wants to buy illegal goods like illicit drugs, cash is ideal because it does not produce a record of the transaction that can easily by traced or associated with the payor or payee.
Bitcoins have three useful qualities in a currency, according to The Economist in January 2015: they are hard to earn, limited in supply and easy to verify. Economists define money as a store of value, a medium of exchange, and a unit of account and agree that bitcoin has some way to go to meet all these criteria.