Oh dear god i don't even know what to do with this problem, please help me
1 answer:
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Answer:
0.0313
Step-by-step explanation:
Given that in the shipment of 71 vials, only 13 do not have hairline cracks
Probability of not having a hairline cracks =
If you randomly select 2 vials from the shipment
(Probability of not having a hairline cracks)' = =
what is the probability that none of the 2 vials have hairline cracks.
i.e
= 0.183 × 0.171
= 0.0313
Hence, the probability that none of the 2 vials have hairline cracks = 0.0313