Output B Click on the above link! Researchers wanted to exam…

Output B Click on the above link! Researchers wanted to examine how a psychedelic drug could decrease the average number of negative thoughts per week in individuals with Major Depressive Disorder. They measured the average number of negative thoughts per week before the drug, and again after four weeks of using the drug. Was the drug effective in decreasing negative thoughts? Use an alpha = .05, two-sided test.