Show that the square of an average is less than or equal to the averageof the squares
Chapter 6, Problem 22(choose chapter or problem)
Show that the square of an average is less than or equal to the averageof the squares. More precisely, show that if a1;:::;an 2 R, then thesquare of the average of a1;:::;an is less than or equal to the averageof a12;:::;an2.
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