Second Quarter 2008
INL Quarterly Site Environmental Report
Return to Index

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

0.70

April

0.49

May

0.96

June

0.80

Gross Beta

Quarter

0.34

April

0.54

May

0.53

June

0.50

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

 

April 2

0.48

 

April 9

0.17

 

April 16

0.09

 

April 23

0.03

 

April 30

0.28

 

May 7

0.15

 

May 14

0.57

 

May 21

0.87

 

May 28

0.69

 

June 4

0.94

 

June 11

0.32

 

June 18

0.26

 

June 25

0.32

Gross Beta

 

April 2

0.12

 

April 9

0.57

 

April 16

0.89

 

April 23

0.48

 

April 30

0.35

 

May 7

0.57

 

May 14

0.67

 

May 21

0.87

 

May 28

0.20

 

June 4

0.01

 

June 11

0.20

 

June 18

0.52

 

June 25

0.72

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

 

 

Second Quarter 2008
INL Quarterly Site Environmental Report
Return to Index