Mathematics, 13.04.2021 04:40 aasiarobinson998
Six measurements were made of the magnesium ion concentration (in parts per million, or ppm) in a city's municipal water supply, with the following results. It is reasonable to assume that the population is approx. normal.
DATA: 202, 164, 157, 177, 113, 2132 02, 164, 157, 177, 113, 213.
Based on a 98% confidence interval for the mean magnesium ion concentration, is it reasonable to believe that the mean magnesium ion concentration may be greater than 195?
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Six measurements were made of the magnesium ion concentration (in parts per million, or ppm) in a ci...
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