false positive
B1CEFR level
35/100Rarity: fairly common
TechnicalRegister
A result that wrongly indicates an effect or condition is present when it is not.
Running twenty tests at a 5% threshold, we should expect about one false positive by chance alone.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
Get words like false positive on your lock screen, a few a day, with review that makes them stick.
Download on the App Store Lexfall puts a new word on your home and lock screen through widgets, so you learn without opening an app. Free to download. After a free trial, a subscription unlocks every field. Built for iPhone, iOS 15.1 or later.
On a computer?Scan with your iPhone camera.