Third Quarter 2008
INL Quarterly Site Environmental Report
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APPENDIX D
STATISTICAL ANALYSIS RESULTS

TABLE D-1    Results of the Kruskal-Wallace statistical test between INL Site, Boundary and Distant sample groups by month.

Parameter

Pa

Gross Alpha

Quarter

0.03

July

0.58

August

0.14

September

0.16

Gross Beta

Quarter

0.12

July

0.55

August

0.31

September

0.40

a.     A 'p' value greater than 0.05 signifies no statistical difference between data groups.

 

 

 

 

 

 

 

 

 

 

TABLE D-2     Statistical difference in weekly gross alpha and gross beta concentrations measured at Boundary and Distant locations.

 

 

Mann-Whitney U test

Parameter

Week

Pa

Gross Alpha

 

July 2

0.57

 

July 9

0.89

 

July 16

0.48

 

July 23

0.48

 

July 30

0.81

 

August 6

0.03

 

August 13

0.17

 

August 20

0.39

 

August 27

0.67

 

September 3

0.94

 

September 10

0.04

 

September 17

0.48

 

September 24

0.78

Gross Beta

 

July 2

0.57

 

July 9

0.06

 

July 16

0.20

 

July 23

0.83

 

July 30

0.57

 

August 6

0.37

 

August 13

0.72

 

August 20

0.15

 

August 27

0.39

 

September 3

0.81

 

September 10

0.34

 

September 17

0.39

 

September 24

0.78

a.       A 'p' value greater than 0.05 signifies no statistical difference between data groups.

 

 

Third Quarter 2008
INL Quarterly Site Environmental Report
Return to Index