Mathematics, 20.06.2020 15:57, pmmb4621

A group of four components is known to contain two defectives. An inspector tests the components one at a time until the two defectives are located. Once she locates the two defectives, she stops testing, but the second defective is tested to ensure accuracy. Let Y denote the number of the test on which the second defective is found. Find the probability distribution for Y. (Enter your probabilities as fractions.)

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A group of four components is known to contain two defectives. An inspector tests the components one...