Question
CH 7 QUESTION 22 Steel rods are manufactured with a mean length of 25 centimeter (cm). Because of variability in the manufacturing process, the lengths
CH 7 QUESTION 22
Steel rods are manufactured with a mean length of 25 centimeter (cm). Because of variability in the manufacturing process, the lengths of the rods are approximately normally distributed with a standard deviation of 0.09 cm.
(a) What proportion of rods has a length less than 24.8 cm?
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Fundamentals Of Statistics
Authors: Michael Sullivan III
4th Edition
ISBN: 978-032184460, 032183870X, 321844602, 9780321838704, 978-0321844606
