Find probability that both light bulbs failed the test

Reference no: EM13124176

Twelve light bulbs are tested to see if they last as long as the manufacturer claims they do. Three light bulbs fail the test. two light bulbs are selected at random without replacement. Find the probability that both light bulbs failed the test. Find the probability that both light bulbs passed the test. find the probability that at least one light bulb failed the test.

Reference no: EM13124176

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