A graduate student is using a statistical software package to identify the relationships among many personality traits and to isolate the basic dimensions. She is performing analysis.

Factor analysis

Explanation:

The student is performing Factor analysis. Factor analysis can be defined as a method of decreasing a large number of variables to small number of factors. This statistical technique can give descriptions of variability among the observed and the unobserved variables. In simple terms, Factor analysis helps in the simplification of data by decreasing the variables in regression.

where is the rest of the question. this isn't making sense. can you upload a picture of the question?