8 weeks later update:Median:
+ 4.7 %Mean:
+ 1.9 %
ABSTRACT(1) Both median and mean of six-week-later period are higher then the before period, with cut-off day is 09/01/2019, at 4.7% and 1.9%, respectively.
(2) 50 percent of days in the seven weeks later period have intraday merits in the range from 586 to 736 (the interquartile range), whilst the figures of the before period are 511 to 767.
(3) The median of eight-week-later period fell a little bit compared to the figure of the seven-week-later period, at 586 and 595, respectively.
Box plots:Outliers displayed with red circles
Outliers, non-displayed
Basic statistics:. tabstat before090119 wkslater_2 wkslater_3 wkslater_4 wkslater_5 wkslater_6 wkslater_7 wkslater_8, ///
> s(n mean sd p50 p25 p75 min max) format(%9.1f) c(s)
variable | N mean sd p50 p25 p75 min max
-------------+--------------------------------------------------------------------------------
before090119 | 324.0 677.0 263.0 616.5 510.5 766.5 312.0 2463.0
wkslater_2 | 14.0 840.4 191.4 845.5 658.0 987.0 611.0 1161.0
wkslater_3 | 21.0 781.9 179.5 715.0 643.0 880.0 587.0 1161.0
wkslater_4 | 28.0 752.0 183.4 713.0 613.5 879.0 450.0 1161.0
wkslater_5 | 35.0 719.5 176.9 655.0 595.0 813.0 450.0 1161.0
wkslater_6 | 42.0 701.0 167.6 642.5 595.0 776.0 450.0 1161.0
wkslater_7 | 56.0 689.6 165.3 646.0 586.0 735.5 412.0 1161.0
wkslater_8 | 56.0 689.6 165.3 646.0 586.0 735.5 412.0 1161.0
----------------------------------------------------------------------------------------------
Percent changes:. * For Means
. di (690-677)*100/677
1.9202363
. * For Medians
. di (646-617)*100/617
4.7001621