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PH measurements of a chemical solutions have mean 6.9 with standard deviation 0.1. Assuming all pH measurements of this solution have a nearly symmetric/bell-curve distribution.

PH measurements of a chemical solutions have mean 6.9 with standard deviation 0.1. Assuming all pH measurements of this solution have a nearly symmetric/bell-curve distribution. Find the percent (%) of pH measurements reading below 6.6 OR above 7.2. Question Help: Message instruc

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