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Retired NBME 15 Answers

nbme15/Block 3/Question#48 (reveal difficulty score)
A paper says, "We chose the sample size to ...
5%, Type I error ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
tags: biostats repeat

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 +6  upvote downvote
submitted by โˆ—cassdawg(1781)
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In sepitshhoy ,stntieg het hapal eavul is hte ipatbiyobrl fo ngkmai a yTpe I ero.rr sihT is het tyep of eorrr mneedtnoi in teh iuseq.ont

  • Tpye I rroer - you idnf a efirecnfed nhwe a crefnifede desto'n eyalrl iex.st
    • Oen yaw of mimregneebr shit si ttah hsit si what titsnicses tn""aw to m:kea ehyt antw to fndi a ainifctngsi fcrifeeden in tihre ,tada tsuh ti is teh sit"fr iemt"kas hyte'd em.ka
    • Alahp is eth iblobryptai uyo era nliiwgl ot cepatc tath uoy ucldo vahe eadm a eytp I orrer (i..e na pahal uelva fo 05.0 amesn rethe is a %5 iplrtbbyoia yuo lcduo kaem a epyt I rerro adn crjtee eht lunl styoieshhp wenh you lshodu nt)o

  • yTpe II reorr - oyu do otn nfid a nfedcireef enhw ouy uslohd vahe sabecue a uret ienrdefefc ralyel sxeist
    • tBae is eht roitapbybil htat uyo aemk a tpye II orerr
    • Porew is qluea to (1 - tea)b
    • rePow cna eb crndesaie by gsnicaeinr lemaps si,ze dan usht ithw a galerr maplse you ahve a wleor byorlaiiptb of aimngk a pyTe II orrre
    • Pwoer can oals be enaiscder yb ngneiarcis eetdcepx teceff izse or sncreniiga es.croipin It si tirtngensie ot neot acacrcyu sah on eceftf on worpe.

02FA20 32p6

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cheesetouch  08AF12 p852 +

  • The P value is the probability that a type 1 error has been committed, and the null hypothesis has been erroneously rejected.

  • A P value of 0.05 or less is considered statistically significant.


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