The amount of sugar contained in 1-kg packets is actually normally distributed with a mean of
Question:
(a) What proportion of sugar packets are underweight?
(b) If an alternative package-filling machine is used for which the weights of the packets are normally distributed with a mean of μ = 1.05 kg and a standard deviation of σ = 0.016 kg, does this result in an increase or a decrease in the proportion of underweight packets?
(c) In each case, what is the expected value of the excess package weight above the advertised level of 1 kg?
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a P N 103 0014 2 1 00161 b P N 105 ...View the full answer
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Related Book For 
Probability And Statistics For Engineers And Scientists
ISBN: 9780495107576
3rd Edition
Authors: Anthony Hayter
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