G gem_150 New Member Oct 17, 2006 #1 Oct 17, 2006 #1 Hi everyone, any ideas on how to prove the following? I am nearly there but can't get it right, any help would be greatly appreciated. Many thanks n n ∑ (xi - ‾x)2 = ∑ xi squared - n‾x2 :shakehead i=1 i=1
Hi everyone, any ideas on how to prove the following? I am nearly there but can't get it right, any help would be greatly appreciated. Many thanks n n ∑ (xi - ‾x)2 = ∑ xi squared - n‾x2 :shakehead i=1 i=1
