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Learner Login FAQ +1-650-690-2515

Voice of the Customer (VOC) is data that represents the needs and wants of your customers.

VOC data is collected through various means, including Surveys and Focus Groups.

For a better understanding of Voice of the Customer and an overview of Lean Six Sigma, check out our Free Lean Six Sigma Yellow Belt Training, Green Belt Training or Lean Training.

Elisabeth Swan

Elisabeth is a Managing Partner & Executive Advisor at For over 25 years, she's helped leading organizations like Amazon, Charles Schwab and Starwood Hotels & Resorts build problem-solving muscles with Lean Six Sigma to achieve their goals.