DrBanjo@reddthat.com to Math Memes@lemmy.blahaj.zoneEnglish · 1 day agoProbabilityreddthat.comimagemessage-square82linkfedilinkarrow-up1359arrow-down12
arrow-up1357arrow-down1imageProbabilityreddthat.comDrBanjo@reddthat.com to Math Memes@lemmy.blahaj.zoneEnglish · 1 day agomessage-square82linkfedilink
minus-squaredogdeanafternoon@lemmy.calinkfedilinkEnglisharrow-up16arrow-down1·18 hours agoIt’s definitely B ) 50%. Ignoring the values for answers, there can only be 1 “correct” answer. If you have 4 options and 1 can be correct, a random guess is 25%. Since there are 2 options for 25%, you have a 50% chance of guessing the correct 25%.
minus-squarecuerdo@lemmy.worldlinkfedilinkEnglisharrow-up7·10 hours agoBut then the correct answer is b)50%, so the chances or picking that are 25%, my brain hurts now.
minus-squareMinnesotaGoddam@lemmy.worldlinkfedilinkEnglisharrow-up2·10 hours agoI think I remember solving this one with expected values but game theory was a few decades ago
It’s definitely B ) 50%. Ignoring the values for answers, there can only be 1 “correct” answer. If you have 4 options and 1 can be correct, a random guess is 25%. Since there are 2 options for 25%, you have a 50% chance of guessing the correct 25%.
But then the correct answer is b)50%, so the chances or picking that are 25%, my brain hurts now.
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I think I remember solving this one with expected values but game theory was a few decades ago