Probability that at least nine batches will pass inspection

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Comdell Computer receives computer chips from Chipco. Each batch sent by Chipco is inspected as follows:

35 chips are tested and the batch passes inspection if at most one defective chip is found in the set of 35 tested chips.

Past history indicates an average of 1% of all chips produced by Chipco are defective. Comdell has received 10 batches this week.

What is the probability that at least nine of the batches will pass inspection?

Reference no: EM131167138

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