2 ms·
Science works with cases with no control groups all the time
by coldtea 1y ago
Science works with cases with no control groups all the time
- dekhn 1y agoYes but in those situations, you typically can at best find associations between variables and outcomes. We really want evidence of causality, although it sort of depends on how you interpret the precautionary principle.
- rpdillon 1y agoYes, but teasing apart causality and confounding variables is very difficult.