You are viewing a single comment's thread from:RE: Unreal, almost 20% of PayPal users used app to trade Bitcoin?View the full contextView the direct parentjrcornel (81)in LeoFinance • 4 years ago And what size would that be?
It depends on how confident you want to be in your estimate.
You can play with the numbers here, for example:
https://www.surveysystem.com/sscalc.htm