The brambles data frame has 823 rows and 3 columns.
brambles数据框有823行,3列。
The location of living bramble canes in a 9m square plot was recorded. We take 9m to be the unit of distance so that the plot can be thought of as a unit square. The bramble canes were also classified by their age.
生活在9米方积荆棘手杖的位置被记录下来。我们采取这样的图,认为可以作为一个单位正方形9米是距离单位。他们的年龄也被归类荆棘手杖。
用法----------Usage----------
brambles
格式----------Format----------
This data frame contains the following columns:
这个数据框包含下列资料:
The x coordinate of the position of the cane in the plot.
图甘蔗的位置的x坐标。
The y coordinate of the position of the cane in the plot.
图甘蔗的位置的y坐标。
The age classification of the canes; 0 indicates a newly emerged cane, 1 indicates a one year old cane and 2 indicates a two year old cane.
拐杖的年龄分类; 0表示新出现的甘蔗,1表示一个一岁多的甘蔗和2表示一个两岁的甘蔗。
源----------Source----------
The data were obtained from
数据取自
Diggle, P.J. (1983) Statistical Analysis of Spatial Point Patterns. Academic Press.
diggle,PJ(1983)统计分析的空间点模式。学术出版社。
参考文献----------References----------
Bootstrap Methods and Their Application. Cambridge University Press.
转载请注明:出自 生物统计家园网(http://www.biostatistic.net)。