Answer Happy

Create control charts, interpret, and find the defect rate if
the specification is 2 ±.015
Sample #
Sample #
1
1.99589
1.99158
1.99554
2
1.99459
1.99745
2.00598
3
2.00660
2.00648
2.00451
4
1.99078
2.00596
2.00516
5
1.99420
1.98367
2.00315
6
2.00553
2.00522
1.99469
7
2.00167
1.99785
2.00976
8
1.99867
2.00994
1.99539
9
2.00018
1.99848
1.99768
10
1.99597
2.00779
2.00123
11
1.99136
2.00240
2.00508
12
2.00266
1.99971
2.00514
13
2.00152
1.99944
1.98836
14
1.99269
1.99959
2.00010
15
2.00840
2.00370
2.00521
16
1.98910
1.99664
2.00220
17
1.99838
1.99441
2.00590
18
1.99637
1.99264
2.00572
19
2.00159
1.99431
2.00160
20
1.99933
1.99760
1.99751
21
1.98579
2.01271
1.99717
22
2.00180
2.00627
2.00428
23
1.99615
2.00184
1.99965
24
2.00013
2.00426
2.00994
25
2.00284
2.00043
1.99677
26
1.99751
1.99780
2.01675
27
1.99877
1.99134
1.99703
28
1.99966
2.00060
1.99501
29
2.00891
2.00074
1.99864
30
1.99941
1.99145
2.00278