Alaryhmätutkimus
Alaryhmätutkimus refers to a statistical method used to analyze subgroups within a larger dataset. It involves dividing the overall sample into smaller, more homogeneous groups based on specific characteristics or variables. The purpose of this analysis is to investigate whether there are significant differences in outcomes or relationships between these subgroups. For instance, in a study examining the effectiveness of a new drug, alaryhmätutkimus might be employed to see if the drug's efficacy differs between male and female participants, or between different age groups.
By examining these subgroups separately, researchers can uncover patterns or effects that might be masked when