Question 8

Question 8 A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 100-cm and a standard deviation of 1.8-cm. For shipment, 20 steel rods are bundled together. Find the probability that the average length of a randomly selected bundle of steel rods is less than 98.8-cm. < 98.8-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. Question Help.' D Post to forum Submit Question