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Sunday, November 9, 2025, 5:31 PM
Site: Pa. DEP Operator eLearning Center
Course: Pa. DEP Operator eLearning Center (PADEP)
Glossary: Course Glossary
9

90th Percentile Tap Sample Result

Identification of the 90th percentile tap sample result is accomplished by following two steps:

  1. Rank all tap sample results from lowest to highest.
  2. Multiply the total number of samples by 0.9.
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