Third Quarter 2007
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

0.53

July

0.62

August

0.14

September

0.73

Gross Beta

Quarter

0.40

July

0.19

August

0.75

September

0.46

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 3

0.09

 

July 11

0.94

 

July 18

0.09

 

July 25

0.02

 

August 1

0.11

 

August 8

0.32

 

August 15

0.89

 

August 22

0.63

 

August 29

0.04

 

September 5

0.39

 

September 12

0.94

 

September 19

0.12

 

September 26

0.69

Gross Beta

 

July 3

0.39

 

July 11

0.30

 

July 18

0.12

 

July 25

0.63

 

August 1

0.42

 

August 8

0.67

 

August 15

0.35

 

August 22

0.34

 

August 29

0.79

 

September 5

0.05

 

September 12

0.87

 

September 19

0.06

 

September 26

0.94

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

 

Third Quarter 2007
INL Quarterly Site Environmental Report
Return to Index