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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(1780)
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nI eohysisthp stnie,gt the lpaah uveal is eth btybiroailp fo kngmia a yepT I rrr.eo ihsT si the peyt of rorre enmntoied in eth iotnq.use

  • yTpe I errro - oyu difn a cdereiffen ewnh a ecfindeerf doset'n rlyale etxsi.
    • nOe yaw fo girnrmmeebe ihts si atth htis si tahw isscntetsi a""twn ot kam:e eyht ntwa ot dnif a gtfsniniaic nfdeiceefr ni ihret adat, uths it is eht strfi" eakim"st ytdhe' ke.am
    • lAhpa is eth apbytlribio yuo era inllwgi to tapecc atth ouy oucdl avhe deam a ytpe I rrero ..e(i an halpa eluva fo 0.05 esnam reteh si a %5 itoprlbiyba ouy oclud keam a yetp I rroer and ertjec the luln etysspiohh whne you oulsdh ont)

  • ypTe II rrore - uyo do ton find a edefcnefir ewhn uyo hdolus vahe cbeasue a uret idnefreefc lryael stexis
    • taBe si eth obpiliyartb ttha uoy akem a pety II orrer
    • worPe si uqela to (1 - bate)
    • Perwo acn eb crdesniae by ciinaernsg mselpa ezi,s nad usth hwti a rlgear aelsmp oyu aevh a leowr btipilyrbao of gaimkn a pTye II reorr
    • weroP can lsoa eb irseceadn yb eannsricgi ecedxpet ecftfe ezsi or ngcrsiiaen scrini.epo tI is iisnerttgne ot oent accuaryc ash no feefct on po.rew

0F20A2 3p62

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cheesetouch  2A1F08 285p +

  • 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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