Hi

I have a matrix with values of size 1*500  i have to find the avg 
value of first 1 to 100 ,avg value of 100 - 200 and so on up to 400-500.
 is there any function to find the average of 1 -100 and 100 - 200, 200 -
 300,300 - 400,400 - 500 ??

Thanks
 		 	   		  
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