Figure 7: Shewhart Chart of Standardized Resuduals of Late Arrivals Series: September 1987-February 2002
Figure 7: Shewhart Chart of Standardized Resuduals of Late Arrivals Series: September 1987-February 2002
Excel | CSV | Graphic Version
| Date | Standardized Residuals |
|---|---|
| Sep-87 | 0 |
| Oct-87 | -0.831215936 |
| Nov-87 | 0.272067145 |
| Dec-87 | 1.072273486 |
| Jan-88 | -0.07990944 |
| Feb-88 | -0.947939024 |
| Mar-88 | -1.429477318 |
| Apr-88 | -0.798210644 |
| May-88 | -0.166101448 |
| Jun-88 | -2.110623986 |
| Jul-88 | 0.125937293 |
| Aug-88 | -0.373314072 |
| Sep-88 | -0.011360715 |
| Oct-88 | 0.663783614 |
| Nov-88 | 1.495720543 |
| Dec-88 | -0.614599306 |
| Jan-89 | -0.335899657 |
| Feb-89 | 1.744208927 |
| Mar-89 | 2.098220171 |
| Apr-89 | -1.775580796 |
| May-89 | 0.238955305 |
| Jun-89 | 0.959140676 |
| Jul-89 | -0.382831164 |
| Aug-89 | 0.417592118 |
| Sep-89 | -0.250611513 |
| Oct-89 | -0.075835935 |
| Nov-89 | -0.176773728 |
| Dec-89 | 0.304764804 |
| Jan-90 | -1.837681415 |
| Feb-90 | 0.947109556 |
| Mar-90 | -0.140811486 |
| Apr-90 | -0.639779391 |
| May-90 | 0.117521916 |
| Jun-90 | -1.015756415 |
| Jul-90 | -0.392705993 |
| Aug-90 | 0.493804519 |
| Sep-90 | -0.47079481 |
| Oct-90 | 0.34201431 |
| Nov-90 | -0.997966208 |
| Dec-90 | 1.739368508 |
| Jan-91 | 0.094565905 |
| Feb-91 | -1.617537561 |
| Mar-91 | -0.048087039 |
| Apr-91 | 0.086117578 |
| May-91 | 0.081096693 |
| Jun-91 | -1.786555205 |
| Jul-91 | -0.297441213 |
| Aug-91 | 0.166208798 |
| Sep-91 | -0.287826757 |
| Oct-91 | 1.181630297 |
| Nov-91 | 0.297459799 |
| Dec-91 | -0.917473026 |
| Jan-92 | -0.764886044 |
| Feb-92 | -0.340027316 |
| Mar-92 | 0.860610435 |
| Apr-92 | -0.092155039 |
| May-92 | 0.031773895 |
| Jun-92 | 0.325743777 |
| Jul-92 | 1.01290176 |
| Aug-92 | 0.369517418 |
| Sep-92 | -0.239505795 |
| Oct-92 | -0.297214114 |
| Nov-92 | 0.197826941 |
| Dec-92 | 0.794668403 |
| Jan-93 | -0.488450143 |
| Feb-93 | 0.636685685 |
| Mar-93 | 1.613788968 |
| Apr-93 | -0.735076824 |
| May-93 | -1.566295664 |
| Jun-93 | -1.045524186 |
| Jul-93 | -0.941921991 |
| Aug-93 | 0.017654072 |
| Sep-93 | 0.839556326 |
| Oct-93 | 0.950532616 |
| Nov-93 | 0.517313435 |
| Dec-93 | -0.852441191 |
| Jan-94 | 2.080592043 |
| Feb-94 | 0.848371842 |
| Mar-94 | -1.7820062 |
| Apr-94 | -0.023288126 |
| May-94 | -1.292664412 |
| Jun-94 | -0.307931551 |
| Jul-94 | 0.971311916 |
| Aug-94 | -0.750456377 |
| Sep-94 | -0.668197407 |
| Oct-94 | 0.241358912 |
| Nov-94 | 1.095138552 |
| Dec-94 | -0.844308053 |
| Jan-95 | 1.28732649 |
| Feb-95 | -0.095198808 |
| Mar-95 | 0.141656813 |
| Apr-95 | 0.591296032 |
| May-95 | 0.581994004 |
| Jun-95 | 0.401911743 |
| Jul-95 | -0.528294824 |
| Aug-95 | -0.254419536 |
| Sep-95 | -0.842545454 |
| Oct-95 | 0.57486664 |
| Nov-95 | 1.006482628 |
| Dec-95 | 1.655250004 |
| Jan-96 | 0.038834946 |
| Feb-96 | 0.502141739 |
| Mar-96 | -0.596103201 |
| Apr-96 | -0.474145065 |
| May-96 | 0.177737927 |
| Jun-96 | 0.035369403 |
| Jul-96 | 0.30140362 |
| Aug-96 | 0.313881687 |
| Sep-96 | -0.020205418 |
| Oct-96 | 0.448515569 |
| Nov-96 | -0.521625859 |
| Dec-96 | 1.12972874 |
| Jan-97 | 0.26934457 |
| Feb-97 | -1.166138235 |
| Mar-97 | -1.183998528 |
| Apr-97 | -0.068462155 |
| May-97 | -0.938856491 |
| Jun-97 | 0.229025759 |
| Jul-97 | 0.190472289 |
| Aug-97 | -0.235271235 |
| Sep-97 | -1.047920015 |
| Oct-97 | 0.458513659 |
| Nov-97 | 0.67287529 |
| Dec-97 | -0.143757729 |
| Jan-98 | -0.359679212 |
| Feb-98 | 0.381860095 |
| Mar-98 | 0.385568156 |
| Apr-98 | 0.355696276 |
| May-98 | 0.748458604 |
| Jun-98 | 1.177578586 |
| Jul-98 | -1.35950091 |
| Aug-98 | -0.246790545 |
| Sep-98 | 0.283864028 |
| Oct-98 | -0.64813279 |
| Nov-98 | -1.367722611 |
| Dec-98 | 0.302611586 |
| Jan-99 | 1.961130092 |
| Feb-99 | -1.527821631 |
| Mar-99 | -0.299789344 |
| Apr-99 | 1.626956294 |
| May-99 | 0.839020829 |
| Jun-99 | 0.712490843 |
| Jul-99 | 0.801825133 |
| Aug-99 | -1.062617433 |
| Sep-99 | -0.558856394 |
| Oct-99 | -0.500775123 |
| Nov-99 | -1.231690519 |
| Dec-99 | -1.572221154 |
| Jan-00 | 0.539258478 |
| Feb-00 | 0.682819567 |
| Mar-00 | 0.033789397 |
| Apr-00 | 1.594334282 |
| May-00 | 1.281917702 |
| Jun-00 | 1.722646515 |
| Jul-00 | 0.254907945 |
| Aug-00 | 0.213645462 |
| Sep-00 | -1.287401738 |
| Oct-00 | -0.102716659 |
| Nov-00 | 0.398235271 |
| Dec-00 | -0.822634262 |
| Jan-01 | -1.904899224 |
| Feb-01 | 0.377859988 |
| Mar-01 | -0.210100467 |
| Apr-01 | -0.203730917 |
| May-01 | -0.690453283 |
| Jun-01 | 0.14663998 |
| Jul-01 | -0.31189092 |
| Aug-01 | 0.374737939 |
| Sep-01 | 3.708235451 |
| Oct-01 | -3.006997466 |
| Nov-01 | -2.190402644 |
| Dec-01 | -1.790690012 |
| Jan-02 | -1.063320917 |
| Feb-02 | -0.985529644 |
Note: The upper and lower grid lines are two standard deviations away from the mean.