Question: please help me to solve this The samples in the accompanying table are observations taken from the same elements at two different times. Complete parts

please help me to solve this

The samples in the accompanying table are observations taken from the same elements at two different times. Complete parts a and b. Click the icon to view the data table. a. Let Hd = H1 - H2- Assume that the populations are normally distributed and construct a 90% confidence interval for the difference in the means of the distribution at the times in which the samples were taken. (Round to four decimal places as needed.) X Data Table Unit Sample 1 Sample 2 12.9 3.5 17.8 8.4 20.5 12.1 VOUAWN- 13.6 4.4 18.7 11.8 16.4 7.1 12.3 5.2 Print Done

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