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Wiktionary
false positive

n. 1 A result of a test that shows as present something that is absent. 2 (context statistics English) type I error

Wikipedia
False Positive (How I Met Your Mother)

"False Positive" is the 12th episode of the sixth season of the CBS sitcom How I Met Your Mother, and the 124th episode overall. It aired on December 13, 2010. It features guest star Alex Trebek.

False Positive (disambiguation)

False Positive may refer to:

  • False positive error, a result that incorrectly shows that a condition has been fulfilled
  • False Positive (How I Met Your Mother), an episode of the US sitcom How I Met Your Mother
  • False Positive, a magazine published by Donna Kossy