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Table 5 Average values of Fisher index and proportion of clustered spatial patterns of aspen trees in 2500 simulations

From: Inventory of aspen trees in spruce dominated stands in conservation area

Stand

Number of plots

Random

Systematic

Average

Proportion of clustered samples

Average

Proportion of clustered samples

1

5

8.6

94.1

9.5

96.1

 

10

9.9

99.6

10.0

99.2

 

15

10.0

100.0

11.4

100.0

 

20

10.6

100.0

10.6

100.0

2

5

1.9

56.1

2.0

60.4

 

10

2.3

73.4

2.6

84.1

 

15

2.6

84.5

2.7

90.9

 

20

2.7

90.2

2.8

95.6

3

5

3.0

94.1

3.1

96.1

 

10

3.5

95.6

3.7

89.8

 

15

3.7

95.6

4.1

98.7

 

20

3.9

98.0

4.0

97.0