Mathematics, 25.05.2021 16:40, CMB420

Components of a certain type are shipped to a supplier in batches of 40. Suppose that 30% of all such batches contain six defective components and 70% contain nine defective components. If you select 2 components at random (and without replacement) from a batch, find the probability that neither of them are defective.

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Components of a certain type are shipped to a supplier in batches of 40. Suppose that 30% of all suc...