When survey data indicated that a coffee company needed to improve its package-sealing process, an experiment was conducted to determine the factors in the bag-sealing equipment that might affecting the ease of opening the bags without tearing the inner liner of the bag. Data were collected on 19 bags and the plate gap on the bag-sealing equipment was used to predict the tear rating a bag. Complete parts (a) through (c). Click the icon to view the data table. Data table a. Construct a 90% confidence interval estimate of the mean tear rating for all bags of coffee when the plate gap is 0.3. Bag Plate gap Tear rating D (X) (M) SHYIX=0.3 1 0.3 0.08 S 2 0.30 0.08 (Type integers or decimals. Round to three decimal places as needed. Use ascending order.) 3 2.10 0.42 4 2.10 0.88 5 0.30 0.37 6 0.30 0.35 7 0.00 0.78 8 0.00 1.98 9 0.30 0.22 10 - 1.80 0.18 1233 11 -1.80 0.13 3.00 3.72 -1.50 0.07 14 0.30 0.54 17 18 5676 15 - 3.00 0.08 16 1.80 0.08 1.50 0.42 1.50 4.38