How a random sampling regime could help detect COVID and highlight infection hotspots
- Written by Stephen John Haslett, Emeritus Professor of Statistics, Massey University
Hannah Peters/Getty ImagesFor 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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