The following table contains information on matched sample values whose differences are normally distributed. (You may find it useful to reference the appropriate table: z table or t table)

The following table contains information on matched sample values whose differences are normally distributed. (You may find it useful to reference the appropriate table: z table or t table) Number Sample 1 Sample 2 16 20 12 13 20 22 20 22 0 JOUhUNH 17 20 14 16 16 18 18 21 Let the difference be defined as Sample 1- Sample 2. a. Construct the 99% confidence interval for the mean difference up (Negative values should be indicated by a minus sign. Round intermediate calculations to at least 4 decimal places and final answers to 2 decimal places.) Confidence interval is to