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[1 mark] Soil pH refers to the degree of acidity or alkalinity of the soil. A farmer has had some trouble growing crops this
[1 mark] Soil pH refers to the degree of acidity or alkalinity of the soil. A farmer has had some trouble growing crops this season and suspects that there is a problem with the pH level of their soil. A collection of 47 soil samples shows a mean pH level of 8.2 and a standard deviation of 1.09. Calculate a 97% confidence interval for , the mean pH level of the soil on the farm.
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To calculate the 97 confidence interval for the mean pH level of the soil we can use the formula for ...
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Management Accounting
Authors: Charles T. Horngren, Gary L. Sundem, William O. Stratton, Phillip Beaulieu
6th Canadian edition
013257084X, 1846589207, 978-0132570848
