Suppose 3 of cotton fabric rolls and 3 of nylon rolls

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Suppose 3% of cotton fabric rolls and 3% of nylon rolls contain flaws. Of the rolls used by a manufacturer, 70% are cotton and 30% are nylon. What is the probability that a randomly selected roll used by the manufacturer contains flaws? Round your answer to three decimal places (e.g. 98.765).

Reference no: EM13640059

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