Question 2 0/2 pts 32 Details A company produces steel rods. The lengths of the steel rods are normally distributed with
Posted: Tue Jul 05, 2022 9:57 am
Question 2 0/2 pts 32 Details A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 205.6-cm and a standard deviation of 0.7-cm. For shipment, 26 steel rods are bundled together. Find the probability that the average length of a randomly selected bundle of steel rods is between 205.6-cm and 205.8-cm. P(205.6-cm << 205.8-cm) = Enter your answer as a number accurate to 4 decimal places. Question Help: Video Submit Question Question 3 0/2 pts 32 Details A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 154.2-cm and a standard deviation of 1.2-cm. For shipment, 28 steel rods are bundled together. Find P57, which is the average length separating the smallest 57% bundles from the largest 43% bundles. P57= -cm Enter your answer as a number accurate to 2 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted. Question Help: Video Submit Question