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:: Timeplot ::

All rights reserved. The non-commercial (academic) use of this software is free of charge. The only thing that is asked in return is to cite this software when results are used in publications.

Server date: June 29, 2017, 1:29 pm

Airline.ds by time (d = 0, D = 0, Lambda = 1)
Number of observations34
# lost observations0
Median of Time Series408
2 Sided Trimmed Mean at 5%465.62068965517
2 Sided Trimmed Mean at 10%461.96296296296
2 Sided Trimmed Mean at 15%451.60869565217
Mean of Time Series485.55882352941
SE of Mean of Time Series38.455803670618
T-STAT of Mean of Time Series12.62641206743
SE of Time Series220.91177330883
Minimum value of Time Series130
Maximum value of Time Series955


ObservationOriginal SeriesWorking SeriesSig.
1554554
2774774
3479479
4599599
5401401
6796796
7355355
8239239
9408408
10130130
11400400
12566566
13422422
14217217
15457457
16134134
17408408
18288288
19581581
20302302
21364364
22813813
23277277
24859859
25353353
26955955
27392392
28753753
29371371
30928928
31378378
32578578
33345345
34633633


Summary of extreme values (applies to stationary time series only)
Values > 2 S.E.
Values <-2 S.E.
Values > 3 S.E.
Values <-3 S.E.
Remarks:




Timeplot of time series.

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This is a timeplot of the Airline data. The time series exhibits a non-seasonal and a seasonal trend. Furthermore the time series shows a typical form of heteroskedasticity where the (local) standard deviation varies in proportion to the (local) trend.
Last computationDelete history
Server DateModuleCommand
Thu, 29 Jun 2017 13:29:03 +0100TimeplotPrint | Word | Excel | Blog this | Delete
Thu, 29 Jun 2017 13:29:03 +0100Start of session-
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To cite Wessa.net in publications use:
Wessa, P. (2017), Free Statistics Software, Office for Research Development and Education,
version 1.1.23-r7, URL http://www.wessa.net/

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Software Version : 1.1.23-r7
Algorithms & Software : Patrick Wessa, PhD
Server : wessa.net

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