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The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 115 and a variance of 16. The material is considered defective if the breaking strength is less than 106.6 pounds. What is the probability that a single, randomly selected piece of material will be defective? (You may need to use the standard normal distribution table. Round your answer to four decimal places.)

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Category:- Statistics and Probability
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