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I need help solving? A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 147.4cm and a

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A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 147.4cm and a standard deviation of 2.2cm. For shipment, 13 steel rods are bundled together. Find P39, which is the average length separating the smallest 39% bundles from the largest 61% bundles. P39 = C] cm Round to 2 decimal places

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