Math.NET Numerics
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3.2 KiB

File Name: Lottery.dat
Dataset Name: Lottery
Description: This is an observed/"real world" data set
consisting of 218 lottery values
from September 3, 1989 to April 14, 1990 (32 weeks).
One 3-digit random number (from 000 to 999)
is drawn per day, 7 days per week for most
weeks, but fewer days per week for some weeks.
We here use this data to test accuracy
in summary statistics calculations.
Stat Category: Univariate: Summary Statistics
Reference: None
Data: "Real World"
1 Response : y = 3-digit random number
0 Predictors
218 Observations
Model: Lower Level of Difficulty
2 Parameters : mu, sigma
1 Response Variable : y
0 Predictor Variables
y = mu + e
Certified Values
Sample Mean ybar: 518.958715596330
Sample Standard Deviation (denom. = n-1) s: 291.699727470969
Sample Autocorrelation Coefficient (lag 1) r(1): -0.120948622967393
Number of Observations: 218
Data: Y
----------
162
671
933
414
788
730
817
33
536
875
670
236
473
167
877
980
316
950
456
92
517
557
956
954
104
178
794
278
147
773
437
435
502
610
582
780
689
562
964
791
28
97
848
281
858
538
660
972
671
613
867
448
738
966
139
636
847
659
754
243
122
455
195
968
793
59
730
361
574
522
97
762
431
158
429
414
22
629
788
999
187
215
810
782
47
34
108
986
25
644
829
630
315
567
919
331
207
412
242
607
668
944
749
168
864
442
533
805
372
63
458
777
416
340
436
140
919
350
510
572
905
900
85
389
473
758
444
169
625
692
140
897
672
288
312
860
724
226
884
508
976
741
476
417
831
15
318
432
241
114
799
955
833
358
935
146
630
830
440
642
356
373
271
715
367
393
190
669
8
861
108
795
269
590
326
866
64
523
862
840
219
382
998
4
628
305
747
247
34
747
729
645
856
974
24
568
24
694
608
480
410
729
947
293
53
930
223
203
677
227
62
455
387
318
562
242
428
968