Preliminary analyses indicate that you can consider Chronic Remitted the assumptions for using nonpooled t-procedures satisfied. Researchers randomly and independently X, = 26.7 = 23.5 selected 30 prisoners diagnosed with chronic S, = 4 So = 9 posttraumatic stress disorder (PTSD) and 23 prisoners that were diagnosed with PTSD but had 1 = 30 no = 23 since recovered (remitted). Obtain a 95% confidence interval for the difference, u. - , , between the mean ages at arrest for prisoners with chronic PTSD and remitted PTSD. The 95% confidence interval is from to (Round to three decimal places as needed. )