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¥á = (1/n) ¥Ò (xi - ¥ì)^3

¥ì : ¸ðÁý´ÜÀÇ Æò±Õ

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a = (n/((n-1)(n-2))) ¥Ò (xi - xbar)^3

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n : Ç¥º»ÀÇ °³¼ö
xi : Ç¥º»ÀÇ °ª
xbar : Ç¥º»ÀÇ Æò±Õ

¥Ò (xi - xbar)^3 ¸¦ ¥Òx ·Î Ç¥½ÃÇϸé,

a = (n/((n-1)(n-2)))¥Òx

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*** Âü°í¹®Çå[References] ***

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a = (n/((n-1)(n-2)))*¥Òx
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