A researcher conducted an experiment on the effects of a new drug on depression. The researcher had a control group that received nothing, a placebo group, and an experimental group that received the drug. A depression on a 50-point scale was used (50 indicates that a person is very high on the depression variable). The ANOVA summary appears next, Between groups 1,202.313, within groups 2,118.00, Total 3,320.313 Control mean 36.26, Placebo mean 33.33, drug mean 24.13