please help me to solve this problem

The paired samples shown in the accompanying table have been obtained from normally distributed populations. Construct a 95% condence interval estimate for the mean paired difference between the two population means. E Click the icon to view the data table. Let pd = 1.1.1 - p2. Construct a 95% condence interval estimate for the mean paired difference between the two population means. S "d 5 (Round to four decimal places as needed.)