Question 307589
50% of the onions are at least 3 inches, since this is the mean value.  Between the mean 3.00 inches and the first standard deviation at 3.25 in will be 34% of the onions.  This leaves 50%-34% or 16% of the onions that are more than 3.25 inches.  Final answer is 16%.


Dr. Robert J. Rapalje, Retired