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How a random sampling regime could help detect COVID and highlight infection hotspots

  • Written by: Stephen John Haslett, Emeritus Professor of Statistics, Massey University
How a random sampling regime could help detect COVID and highlight infection hotspotsHannah Peters/Getty Images

For the detection of community transmission of COVID-19, New Zealand currently relies on contact tracing, testing of self-selected people with symptoms and those with permission to travel between different alert levels, and surveillance testing of staff at businesses permitted to operate in higher alert levels.

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