Question 488309: A company makes tablets of which 85% of tablets would pass a quaility control test by an inspector. If an inspector was to pick six tablets at ramdom from a batch and at least four must pass in order for the batch to be approved, what is the probability that the batch passes inspection?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! A company makes tablets of which 85% of tablets would pass a quaility control test by an inspector. If an inspector was to pick six tablets at random from a batch and at least four must pass in order for the batch to be approved, what is the probability that the batch passes inspection?
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Binomial Problem with n = 6 and p = 0.85
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P(4<= x <= 6)
= 1-P(0<= x <=3)
= 1-binomcdf(6,0.85,3)
= 0.9527
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Cheers,
Stan H.
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