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The higher the pH level of water, the more acidic it is. Samples from wells located in Texas show well water in the state is
The higher the pH level of water, the more acidic it is. Samples from wells located in Texas show well water in the state is normally distributed with a mean pH level of 7.67 and a standard deviation of 0.39. What pH level qualifies a well to fall in the top 5% most acidic in Texas? 6.89 7.03 7.17 7.96 8.17 8.31 8.45
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Finite Mathematics and Its Applications
Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair
12th edition
978-0134768588, 9780134437767, 134768582, 134437764, 978-0134768632
