When survey data indicated that a coffee company needed to
Last updated: 6/16/2023
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 b 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 X a Construct a 90 confidence interval estimate of the mean tear rating for all bags of coffee when the plate gap is 0 3 HY X 0 35 S Type integers or decimals Round to three decimal places as needed Use ascending order Data table Bag 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Plate gap X 0 3 0 30 2 10 2 10 0 30 0 30 0 00 0 00 0 30 1 80 1 80 3 00 1 50 0 30 3 00 1 80 1 50 1 50 Tear rating D Y 0 08 0 08 0 42 0 88 0 37 0 35 0 78 1 98 0 22 0 18 0 13 3 72 0 07 0 54 0 08 0 08 0 42 4 38