How can I identify sample bias in research?

How can I identify sample bias in research?

Sample bias occurs when the sample selected for a study is not representative of the population. To identify it, check if the sample is drawn from a specific subgroup that may not reflect the overall population.

What are some common causes of sample bias?

Common causes include non-random sampling methods, self-selection, and underrepresentation of certain groups.

How can I avoid sample bias in my study?

To avoid sample bias, use random sampling techniques, ensure diverse representation, and clearly define your target population.

Can you give an example of sample bias?

Sure! If a survey about health habits only includes responses from gym members, it may not accurately reflect the health habits of the general population.