Investopedia

Simple Random Sampling: 6 Basic Steps With Examples

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
AZ Central

Blitz testing isn't the answer. Random sampling is — and this is how to do it

If you're like I am, you probably find the statistics associated with the COVID-19 virus to be contradictory and confusing – a bewildering patchwork of testing programs initiated by cities, counties ...
Investopedia

Systematic Sampling: What Is It, and How Is It Used in Research?

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
The Conversation

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

Stephen John Haslett is a member of the NZ Ministry of Health Covid-19 Expert Advisory Network. As a member of the Te Punaha Matatini research collaboration Richard Arnold receives funding from the ...