The mean of a normal probability distribution is 400 pounds. The standard deviation is 10pounds. a. What

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The mean of a normal probability distribution is 400 pounds. The standard deviation is 10 pounds.
a. What is the area between 415 pounds and the mean of 400 pounds?
b. What is the area between the mean and 395 pounds?
c. What is the probability of selecting a value at random and discovering that it has a value of less than 395 pounds?

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Statistical Techniques In Business And Economics

ISBN: 356

16th Edition

Authors: Douglas Lind, William Marchal

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