Meaning of false negative | Babel Free

Definitions

1. A result of a test that shows as absent something that is present.
2. A type II error (“accepting the null hypothesis when it is false”).

Equivalents

Examples

“While a false positive from a cancer screening test will unnecessarily frighten a healthy person, a false negative will deprive them of timely treatment.”

“Nature has three great stages, through which she carries each and all: there is first a false affirmative, then a false negative; then there is the combining doctrine, which destroys the error by destroying the partiality and exclusiveness of both.”

“It may well be asked, what is a man to believe, when we find ministers and laymen, those who ought to be at once Christians and gentlemen, giving currency to statements so daring and unfounded as those which I am combating; and aiding and abetting each other in attempts to prove a false negative, by feigning ignorance!”

“A is highly screening for B when the percentage of false negatives is small. It should be noted that a test which is highly specific for B may or may not have a large percentage of false negatives, […]”

“[I]t is critical that the system accurately detects and displays the sensors that are exposed to the weights of products. Errors occur when completely or partly covered sensors do not report a load (false negatives) or when sensors show the detection of a product even though they are not loaded (false positives).”

“There are two types of catch trials: false positive and false negative. […] False-negative catch trials are meant to determine if a subject has fallen asleep or has an otherwise reduced ability to respond during a test. If a subject misses a brighter stimulus than has previously been seen, it is assumed that this represents a bona fide false-negative catch trial.”

“Statisticians sometimes refer to false negative results as Type II errors. Type II errors cannot be controlled explicitly, but are controlled implicitly via the experimental design.”

CEFR level