experimental condition a week after being run in the control condition. The experimental condition is similar to the control condition, with the exception that all subjects hear a tape with the chant rather than placebo music. The following results are obtained. Can he claim that chanting promotes a feeling of well- being? Experimental Control subject Difference = condition condition Exper - control 18 13 S 2 12 14 -2 3 8 6 2 10 8 2 12 15 -3 5 7 -2 15 11 4 16 14 10 9 10 13 10 LU Mean Difference = 1.2 St. dev. = 2.7 t-test = 1.4 df-9, CV = 1.833. Since t-test