Our first example of potential bias: recruitment bias. It is possible - even likely - that these recruitment methods might have influenced the people enrolled in the studypic.twitter.com/O9CJwjCkfY
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If someone is bashing a piece of research, take a look at their arguments and think: "Is this really going to influence the results?" "Will it impact all groups equally?" "WHAT impact will it have?" These are all vital questions to answer
They are also important for you yourself if you want to know more about the research and its usefulness
This has been my brief thread on bias. If anyone's interested, let me know and I'll do another on different sources of bias or expand on this one
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