SOLUTION: I need help solving the following question with a calculator and how to put it in the calculator A company produces steel rods. The lengths of the steel rods are normally distri

Question 1136475: I need help solving the following question with a calculator and how to put it in the calculator
A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 254.5-cm and a standard deviation of 1.7-cm. For shipment, 15 steel rods are bundled together.
Find the probability that the average length of a randomly selected bundle of steel rods is greater than 255.2-cm.
P(M > 255.2-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.
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
=
first calculate score using given data

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