A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 195.8-cm and a stan

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A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 195.8-cm and a stan

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A Company Produces Steel Rods The Lengths Of The Steel Rods Are Normally Distributed With A Mean Of 195 8 Cm And A Stan 1
A Company Produces Steel Rods The Lengths Of The Steel Rods Are Normally Distributed With A Mean Of 195 8 Cm And A Stan 1 (28.94 KiB) Viewed 66 times
A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 195.8-cm and a standard deviation of 2.3-cm. For shipment, 9 steel rods are bundled together. Find the probability that the average length of a randomly selected bundle of steel rods is greater than 198.3-cm. P(M> 198.3-cm) = Enter your answer as a number accurate to 4 decimal places. Answers obtained using exact z-scores or z- scores rounded to 3 decimal places are accepted. Check Answer
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