Third Quarter 2010
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

0.47

July

0.53

August

0.95

September

0.68

Gross Beta

Quarter

0.93

July

0.93

August

0.57

September

0.98

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 7

0.32

 

July 14

0.48

 

July 21

0.57

 

July 28

0.25

 

August 4

0.78

 

August 11

0.81

 

August 18

0.83

 

August 25

0.48

 

September 1

0.38

 

September 8

0.57

 

September 15

0.42

 

September 22

0.12

 

September 29

0.32

Gross Beta

 

July 7

0.78

 

July 14

0.39

 

July 21

0.78

 

July 28

0.43

 

August 4

0.67

 

August 11

0.94

 

August 18

0.67

 

August 25

0.29

 

September 1

0.38

 

September 8

0.94

 

September 15

0.63

 

September 22

0.20

 

September 29

0.48

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

 

 

Third Quarter 2010
INL Quarterly Site Environmental Report
Return to Index