Question: Question #21 PH value by Operator Food scientists use a pH meter to take repeated pH measurements of several foods and use the results in

 Question #21 PH value by Operator Food scientists use a pH

Question #21 PH value by Operator Food scientists use a pH meter to take repeated pH measurements of several foods and use the results in a gage R&R study. What can we conclude from the pH value-by-operator comparative plot? Operator A) Scientists consistently measured one of the foods to have a higher mean ph than the rest. B) Scientists are able to detect real differences among pH values with the pH meter. C) Scientist 1 consistently measured pH values higher than the other operators. D) Scientist 2 consistently measured pH values lower than the other operators

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