justify how spearman correlation test as the best test in this study ,justify spearman correlation test as the best test 6. Does job satisfaction differ between salaried workers and hourly employees who are ineligible for overtime? Job satisfaction is measured on a five-point Likert scale (n = 75). Does job satisfaction differ between salaried workers and hourly employees who are ineligible for overtime? Job satisfaction is measured on a five-point Likert scale (n = 75)