Problem 2 (3.0pts) Use the data below to assess quality control and the concentrations of ammonia nitrogen at three sample locations in a - a) What would you report as the mean concentration in Sample A? - b) What would you report as the mean concentration in Sample B? - c) What would you report as the mean concentration in Sample C? - d) Is there evidence of interference or inhibition for any of the samples? Justify your answer. - e) What is the method limit of detection