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dimulka [17.4K]
3 years ago
10

In what circumstances do scientists use observational research and opinion based research?

Chemistry
1 answer:
Zielflug [23.3K]3 years ago
7 0
The circumstances when scientists use observational research and opinion based research is when they include animals or things that cannot control for a product. Observational research is a type of research which only observes ongoing behavior and studies about it and the results only rely on the behavior observed.
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