Also the lower control limit

1. Walt's Widgets makes widgets for a number of different customers. Walt wants to try a new supplier for steel but wants to be sure that the widgets don't change. Before he changes, he weighs five widgets a day for four consecutive days. He wants to develop the appropriate 3 sigma control chart(s) for the data. The data are below. Day 1 2 3 4 Widget weight (grams) 1 509 512 492 497 2 513 496 487 512 3 495 489 488 504 4 487 501 515 486 5 504 512 506 511 Question 12 (3 points) What is the upper control limit for the process control chart? If you are using an x- bar and r-chart enter the upper control limit for the x-bar chart here. If you are using a p-chart or a c-chart enter the upper control limit here. Enter the limit to two decimal places. Your