14: Ch 8 & 9 - Inferences for Two v Question 10, *10.3.85 HW Score: Points: Preliminary analyses indicate that you can consider Chronic Remitted the assumptions for using nonpooled t-procedures satisfied. Researchers randomly and independently X1 = 25.5 X2 = 23.4 selected 27 prisoners diagnosed with chronic posttraumatic stress disorder (PTSD) and 21 $1 = 5 So = 4 prisoners that were diagnosed with PTSD but had n1 = 27 no = 21 since recovered (remitted). Obtain a 90% confidence interval for the difference, Hy - 2, between the mean ages at arrest for prisoners with chronic PTSD and remitted . . . The 90% confidence interval is from (Round to three decimal places as needed. )