Adevelopmental scientist is investigating impulsivity in adolescents. she wishes to determine whether impulsivity is part of a cluster of related traits. the scientist will probably conduct a:

The scientist will probably conduct a "factor analysis."

Factor analysis is a valuable tool for exploring variable connections for complex ideas, for example, financial status, dietary examples, or mental scales.  

It enables researchers to research ideas that are not effectively estimated straightforwardly by crumbling a substantial number of factors into a couple of interpretable fundamental components.  

The key idea of factor analysis is that different observed factors have comparable examples of responses since they are altogether connected with a latent (i.e. not straightforwardly estimated) variable.

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;