"At this level of sensitivity it would take the detector about 20 hours to determine whether radon was present at levels recommended as actionable by the U.S. Environmental Protection Agency with about 10 percent accuracy."
What does 10 percent accuracy mean? Doesn't that mean it's usually completely wrong?
What does 10 percent accuracy mean? Doesn't that mean it's usually completely wrong?
http://spectrum.ieee.org/geek-life/hands-on/ looks like a great site, I can't wait to build some of these things!