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