3 ms·
Oh yeah, there's only one absolute number of false positives, but when you turn it into a rate you have to choose either "of all positive results, what portion
by prodigal_erik 15y ago
Oh yeah, there's only one absolute number of false positives, but when you turn it into a rate you have to choose either "of all positive results, what portion were false" or "of all test results, what portion were positive and false", which are far apart for tests that give many negative results.