[R] Problem with

[Dries David]

 Hey
 
In my data set i have two variables: month (march or april) and wind direction (N,NE,E,SE,S,SW,W,NW). I have to know if there is a difference in wind direction between these months. What kind of test statistic should i use?
 
Kind regards
 
Dries David
 		 	   		  
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