Description Usage Format Source Examples
A matrix of species of geese. The dataset includes the quantity of 4 species of geese observed by year in the Netherlands. The data comes from the Dutch bird protection organisation Sovon.
1 |
A matrix with the variables:
Year of observation
Species
http://www.compass-project.eu/applets/3/index_EN.html
1 2 3 4 |
Loading required package: proxy
Attaching package: 'proxy'
The following objects are masked from 'package:stats':
as.dist, dist
The following object is masked from 'package:base':
as.matrix
Loading required package: reshape2
Loading required package: foreign
num [1:4, 1:11] 274 10788 4786 39273 247 ...
- attr(*, "dimnames")=List of 2
..$ : chr [1:4] "Little Grebe" "Crested Grebe" "Mute Swan" "Greylag Goose"
..$ : chr [1:11] "1996" "1997" "1998" "1999" ...
1996 1997 1998 1999
Min. : 274 Min. : 247 Min. : 336 Min. : 704
1st Qu.: 3658 1st Qu.: 4225 1st Qu.: 5068 1st Qu.: 6270
Median : 7787 Median : 8935 Median : 8972 Median : 9902
Mean :13780 Mean :16458 Mean :17932 Mean :22046
3rd Qu.:17909 3rd Qu.:21168 3rd Qu.:21836 3rd Qu.:25679
Max. :39273 Max. :47714 Max. :53448 Max. :67675
2000 2001 2002 2003
Min. : 815 Min. : 825 Min. : 948 Min. : 844
1st Qu.: 6972 1st Qu.: 7819 1st Qu.: 8377 1st Qu.: 8174
Median :10010 Median :10337 Median : 11240 Median : 10836
Mean :24346 Mean :27231 Mean : 31277 Mean : 30854
3rd Qu.:27384 3rd Qu.:29749 3rd Qu.: 34140 3rd Qu.: 33517
Max. :76547 Max. :87425 Max. :101680 Max. :100901
2004 2005 2006
Min. : 815 Min. : 1134 Min. : 1036
1st Qu.: 7014 1st Qu.: 7821 1st Qu.: 7380
Median : 10236 Median : 10410 Median : 10476
Mean : 32901 Mean : 34152 Mean : 35386
3rd Qu.: 36124 3rd Qu.: 36741 3rd Qu.: 38482
Max. :110316 Max. :114651 Max. :119559
Little Grebe Crested Grebe Mute Swan Greylag Goose
815 10996 9025 76547
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006
4786 5551 6646 8125 9025 10150 10853 11056 11393 10771 11457
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