Table 20 



Analysis of Variance Results 



Thickness of the First Gradient 



Probability (^) of No 

 Significant Difference 



Between Areas 

 (Constant Time Period) 



Probability {%) of No 

 Significant Difference 

 Between Time Periods 

 (Constant Area) 



Month X..(ft) pa 



Adjacent 

 10' Quad- 

 rangles 



^-Day Mean 



Alternate 

 10' Quad- 

 rangles 



Mean Monthly 

 in Adjacent 



1 -Degree 

 Quadrangles 



10' Quadrangle 



Successive 

 5-Day 

 Means 



Alternate 

 5-Day 

 Means 



Mean Monthly 

 in 1 -Degree 

 Quadrangle 

 Year to Year 



Jan. 

 Feb. 

 March 



TJfo of grid, below ]iT range 



90^ of 

 QO^ Of 



grid 

 grid 



L. below 

 L, below 



range 

 range 



April 



June 



76 

 li^3 



2x3 

 3xit 



Gofo of gr^d. below '^T range 



87 6? 



83 



100 



90 

 92 



July 

 Aug. 

 Sept. 



217 

 256 



3x3 

 3x2 



100 

 100 



100 

 100 



Binioda:. D:.stributio]i Xi = 20 



and Xp = 26)' 13^0 <2 3' 



Oct. 

 Nov. 

 Dec. 



168 

 119 



20io of 

 20/0 of 

 33^ of g: 



obi; 



obi 3 



rad 



<40' 



<4o« 



. below ]^T range 



Mean Probability 

 All Months 



87 



67 



91 



100 



96 



Mean of All 

 Parameters 



83.1 



80.8 



95.6 



70.6 k7,2 



59.6 



50 



