You want to determine if mean scores on the life satisfaction scale differ based on whether a person has depression or not. Life Satisfaction is measured at the interval level and has a range of scores from a low of 25 to a high of 50 and is not normally distributed. Low scores indicate less life satisfaction. Depression was measured with Geriatric Depression Scale (GDS-15), with score ranging from 0 to 15. There are two subgroups: No depression group with a GDS-15 scores of 0-4 and a depression group with GDS- 15 scores 5 to 15. What is the best choice of inferential test? O Mann-Whitney U test O A Wilcoxon Sign test O Chi Square for Independence O Independent samples t test