We have a factory assembly process called NETGEAR assembly.

This process has the following steps:

Step 1: Pick up an enclosure and scan Serial Number (cycle start)
Step 2: Place enclosure on a right mount facing ports right and fix (PCBA installation).
Step 3: Pick up PCBA from a tray
Step 4: Place PCBA in enclosure and align screw slots to holes
Step 5: Pick up PCBA screw
Step 6: Tighten top and bottom screws
Step 7: Pick up a lid
Step 8: Install lid on enclosure
Step 9: Place enclosure to a left mount ports down and fix
Step 10: Pick up a lid screw
Step 11: Tighten left and right screws
Step 12: Pick up a box and place on packing area opened
Step 13: Pick up a plastic packet

We list the step ids, expected step completion time, actual average step completion time, Standard deviation of actual step completion, percentage of steps missed along the columns of the following table. All times are in seconds.

Step ID,Expected step completion time,Actual average step completion time,Standard deviation of actual step completion,percentage of step missed
1,2,1.82,0.59,8
2,5,1.1,0.41,6
3,5,2.95,3.88,6
4,5,4.68,3.34,11
5,5,1.98,1.28,13
6,5,11.15,7.35,17
7,5,1.27,1.64,14
8,5,3.69,2.24,14
9,5,3.74,3.19,13
10,5,2.9,1.76,20
11,5,11.78,8.2,21
12,5,1.21,0.55,23
13,5,1.26,0.99,30

Suggest specific opportunities to improve individual steps in this process.

