CTC has a goal of rewarding high performance, but it has not determined the extent to which these variables are related. During the past year, managers have been trained on CTCs current performance appraisal system, with the goal of increasing the reliability and validity of performance appraisals. Your job is to find out whether performance appraisal scores and salary are correlated. To do this, you will need to use the correlation function: =CORREL(range1:range2)