Question: An important component of a small computer is a microchip, 20% of which are purchased from supplier A1, 50% from supplier A2, and 30% from
An important component of a small computer is a microchip, 20% of which are purchased from supplier A1, 50% from supplier A2, and 30% from supplier A3. Suppose it is known that the proportions of defectives produced by the three suppliers are .001, .0003, and .0007, respectively. If a single computer microchip failure is observed, which supplier is most likely responsible?
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