> cat("voici le data frame \"trees\" \n")

NULL

 

> print(trees)

  Girth Height Volume
1 8.3 70 10
2 8.6 65 10
3 8.8 63 10
4 10.5 72 16
5 10.7 81 19
6 10.8 83 20
7 11.0 66 16
8 11.0 75 18
9 11.1 80 23
10 11.2 75 20
11 11.3 79 24
12 11.4 76 21
13 11.4 76 21
14 11.7 69 21
15 12.0 75 19
16 12.9 74 22
17 12.9 85 34
18 13.3 86 27
19 13.7 71 26
20 13.8 64 25
21 14.0 78 34
22 14.2 80 32
23 14.5 74 36
24 16.0 72 38
25 16.3 77 43
26 17.3 81 55
27 17.5 82 56
28 17.9 80 58
29 18.0 80 52
30 18.0 80 51
31 20.6 87 77


Generated on: Tue Oct 8 12:20:05 2013 - R2HTML