LogFAQs > #907511324

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TopicA probability question
Yellow
08/25/18 5:03:45 AM
#21:


darkknight109 posted...
-If the rock does not contain rare minerals, the device is less precise. 90% of the time it will correctly identify that the rock has no rare minerals; however, 10% of the time it will return a false positive reading and report that the rock contains rare minerals.

Fuck, I didn't realize that margin of error scaled with the amount of rocks you would have to go through. It's a bad deal in all situations.

https://imgur.com/H39CG7G

I am ashamed.
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