Question
A city water filtration system is evaluated to see ifits water chlorine levels are remainingconsistent at the recommended 4mg/liter.Twenty samples of water are taken, with
A city water filtration system is evaluated to see ifits water chlorine levels are remainingconsistent at the recommended 4mg/liter.Twenty samples of water are taken, with a sample average of 4.1 mg/liter and a sample standard deviation of 0.25mg/liter.What is an appropriate statistical conclusion at 95% confidence?
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Linear Algebra A Modern Introduction
Authors: David Poole
4th edition
1285463242, 978-1285982830, 1285982835, 978-1285463247
