How would you characterize the smallest 25 at what level of

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How would you characterize the largest 5 % of all concentration values. In other wods, at what level of concentration, Cu would be expect 95% of the concentration will exceed. Your upper number is 95 and lower number is 75. How would you characterize the smallest 25% (At what level of concentation Cl would expect 75% of the concentration to fall below)

Reference no: EM13638671

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