false negative
名词 n.
英 /ˈfɔːls ˈnɛɡətɪv/|/ˈfɒls ˈnɛɡətɪv/
美 /ˈfɔls ˈnɛɡətɪv/|/ˈfɑls ˈnɛɡətɪv/|/-ɾɪv/
英文释义
名词 n.
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A result of a test that shows as absent something that is present.
— While a false positive from a cancer screening test will unnecessarily frighten a healthy person, a false negative will deprive them of timely treatment.
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A type II error (“accepting the null hypothesis when it is false”).
— 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.
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数据来源: Wiktionary