There are many types of observation, and it can be challenging to tell the difference between them. … See more

Observational studies are usually quite straightforward to design and conduct. Sometimes all you need is a notebook and pen! As you design your study, you can follow thes… See more

Advantages
1. Observational studies can provide information about difficult-to-analyze topics in a low-cost, efficient manner. 2. They allow you t… See more

The key difference between observational studies and experiments is that a properly conducted observational study will never attempt to influence responses, while experiment… See more

If you want to know more about statistics, methodology, or research bias, make sure to check out some of our other articles with explanations and examples. See more