Crossett Trucking Company claims that the mean weight of its delivery trucks when they are fully loaded
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Crossett Trucking Company claims that the mean weight of its delivery trucks when they are fully loaded is 6,000 pounds and the standard deviation is 150 pounds. Assume that the opulation follows the normal distribution. Forty trucks are randomly selected and weighed. Within what limits will 95% of the sample means occur?
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Related Book For
Statistical Techniques in Business and Economics
ISBN: 978-1259666360
17th edition
Authors: Douglas A. Lind, William G Marchal
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