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Question 3 (1 point) Saved A substance abuse counselor was treating heroin addicts with contingency management and methadone. What is the degrees of freedom for within-treatments variance for these data? a Contingency Management (CM) 1-day contingency 1-week contingency 1-month contingency 1-day CM x 1-week CM x 1-month CM x 0.75 mL/kg 0.75 mL/kg 0.75 mL/kg 0.75 mL/kg 1-day CM x 1-week CM x 1-month CM x Methadone 0.50 mL/kg 0.50 mL/kg 0.50 mL/kg 0.25 mL/kg 0.50.mL/kg 1-day CM x 1-week CM x 1-month CM x 0.25 mL/kg 0.25 mL/kg 0.25 mL/kg These are the data by condition: 1-day 1-wk 1-mo 1-day 1-wk 1-mo 1-day 1-wk 1-mo CM X CM x CM x CM X CM x CM x CM X CM x CM X 0.75 0.75 0.75 0.5 0.5 0.5 0.25 0.25 0.25 100 60 31 87 66 37 94 65 36 2 100 71 33 79 71 32 83 72 32 3 92 66 35 92 71 37 77 63 33 4 93 79 41 100 76 32 84 76 32 5 80 65 37 93 73 35 85 65 36 6 97 53 33 98 72 60 87 67 37 7 100 76 37 96 70 37 91 74 37 8 85 77 38 82 68 38 90 72 . 36 9 94 67 30 81 73 34 86 72 30 10 93 64 31 83 72 37 86 73 42 90 65 27 80 65 38 80 77 31 The formula is E (n - 1). 90 99 80 0 76