The weights of ice cream cartons produced by a manufacturer are normally distributed with a mean weight
Question:
The weights of ice cream cartons produced by a manufacturer are normally distributed with a mean weight of 10 ounces and a standard deviation of 0.5 ounce.
(a) What is the probability that a randomly selected carton has a weight greater than 10.21 ounces?
(b) You randomly select 25 cartons. What is the probability that their mean weight is greater than 10.21 ounces?
(c) Compare the probabilities from parts (a) and (b).
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a 10 05 z x 1021 10 05 042 P x 1021 P z 042 1 P z 042 1 0...View the full answer
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9780321911216
6th Edition
Authors: Ron Larson, Betsy Farber
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