HSD = [Q.05] MSwithin Given the data from above, test to see which groups are different from each other. Recall, the means for the four groups are: Sobriety Approach Mean Days Without a Drink Good Samaritan 16.85 (4.33) Volunteers of America 12.60 (4.31) Curtis Shelter 7.45 (4.80) Welton Gives 29.20 (10.38) Enter the Qos value here: (Please round to second decimal) Enter the MSwithin: Enter n: Enter the HSD: to the second decimal place What can you say about the differences between groups? A. Volunteers of America and Welton Gives have greater success in sobriety than Curtis Shelter and Good Sam B. Welton Gives has the best success for sobriety; the other three are not different from each other C. Curtis Shelter and Volunteers of American both have the lowest success for sobriety D. All groups are significantly different from each other Enter the letter of your choice in this box