Ѿ줳Եʵʹ
Ǵ : | | | | | | | | | | | | | | | | | | | | | | | | | |

Ǵ :
ʹѹ
(quadrant)
йҺ᡹ X ᡹ Y ͡ 4 ǹ ѧ
ǹҧͧ᡹ Y ˹᡹ X ¡Ҥʹѹ 1
ǹҧͧ᡹ Y ˹᡹ X ¡Ҥʹѹ 2
ǹҧͧ᡹ Y ᡹ X ¡Ҥʹѹ 3
ǹҧͧ᡹ Y ᡹ X ¡Ҥʹѹ 4

(quartile)
3 ͡ 4 ǹ ѹ ¡ 3 (Q1)   (Q2) (Ѹ°ҹ)  Ф 3  (Q3)
ѹͧç
(slope of a line)
m ѹͧçҹش P1 (x1, y1) P2 (x2, y2)

(frequency)
ӹǹԴͧ˵ó˹ ӹǹҡѧࡵͧ ѹҤ֧

(cumulative frequency)
ͧ ͧѹҤ ֧ͧͧͧѹҤ ѺͧѹҤ ٧ҧҧ˹
ѷ
(relative cumulative frequency)
ѷͧ ѹҤ ѵǹҧͧ ѹҤ鹡Ѻͧ Ҩʴٻǹȹ
ѷ
(relative frequency)
ѷͧѹҤ ѵǹҧͧ ѹҤ鹡Ѻ Ҩʴٻǹȹ

(probability)
ѵǹҧӹǹҪԡͧ˵óʹ ѺӹǹҪԡͧӡѴ Ҫԡ͡Դ ѹ
ûǹ
(variance)
ǹ§ҵҹ¡ѧͧ ( ǹ§ູҵðҹ Сͺ)
ûǹ
(combined variance , pooled variance)
ûǹǧ˹ѡͧûǹͧ شӹǹҡѧࡵش˹ѡǧ
ͺٻ
(perimeter)
ͺٻ 2 Ե ͺٻǧ ٻ
ͺǧ
(circumference)
ͺٻǧ
ѹ
(relation)
ͧѹѺ {(1, 2), (2, 3), (3, 4) }
ͧ
(complement of a set)
૵ A Ѻͧ͡ѹ U ͧ૵ A ºѺ U ¹ѭѡɳ A' ૵Ҫԡ U A
ͧ˵ó
(complement of an event)
E ˵óS ͧ˵ó E ¹ѭѡɳ E' ˵óСͺҪԡ S E
෷տٻ
(commutative group)
Һ¹ٻ

(chord)
ǹͧ鹵çҧشͧش ͺǧ
ҧ
(mid-range)
ҧͧҡ٧ششͧ

(mean)
ҧʶԵ ֧ ҧͧش ŢԵ
âԵ,
(geometric mean, G.M.)
ҧͧش˹ѡ G.M. ҡٵ
Xi i i = 1, 2, 3,... , N N ӹǹ
ŢԵ
(arithmetic mean)
ҧͧҡǡѧࡵͧ ӹǹ ѭѡɳ
ŢԵǧ˹ѡ
(weight arithmetic mean)
ŢԵóӤѭѹ ŢԵͧͺ 4 ԪԪ¹ѻѹ
ŢԵ
(combined arithmetic mean)
ŢԵǧ˹ѡͧŢԵͧ ش ӹǹҡѧࡵش˹ѡǧ
ԡ, ͪ)
(harmonic mean , H.M.)
ҧͧش˹ ҡӹǹǡͧǹѺͧش ѡ H.M.
Ѹ°ҹ
(median)
˹ҧͧ §ͧҡشҡشҡҡشش
ҵҹ
(standard scores)
͡Һ ҧҧͧ ѺŢԵͧشͧǹ§ҵҹ¹ѭѡɳ Zi ҡٵ
ó
(absolute value)
óͧӹǹԧ a ¹ѭѡɳ ֧ҡش᷹ 0 ֧ش᷹ a ӹǹ
óͧӹǹԧ͹
(absolute value of a complex number, modulus of a complex number)
óͧӹǹԧ͹ͧ a + bi ¹ѭѡɳ | a + bi | ֧ҡشԴ (0, 0) ֧ش (a, b) ҡѺ
سѵѺ
(commutative property)
Ѻ a, b ء૵ A Ѻêѹ * سѵѺ a * b = b * a ¡ ૵ A سѵѺѺêѹ *
سѵҤ
(trichotomy property)
سѵ֧ѹѹ a b ӹǹԧ a = b a < b a > b ҧҧ˹
سѵԴ
(closure property)
૵ A سѵԴêѹ * a, b Դ A ҪԡԴҡ a * b ͧҪԡ A
ѹѺ
(orderen pair)
ͧҪԡҡ૵ A ૵ B ¹ٻ (a, b) ¡ a Ҫԡ˹ͧѹѺ ¡ b ҪԡѧͧѹѺ
ͧʹ
(summation sign)
ѡա ¹ ֧ǡͧ ѭѡɳ¹ǡͧ x Сͺҡѧࡵ n
áʵԡͧ͡
(characteristic of logarithm)
áʵԡͧ log N n N = N0 x 10n n ӹǹ log N0 ¡ ʫǡ
Ť
(calculus)
ԪԵʵ˹͹ؾѹ Թѹͧѧѹ

(coordinate)
ѹѺʴ˹ͧشйҺ

Ǵ : | | | | | | | | | | | | | | | | | | | | | | | | | |


: ҹءѾ Էʵ-Եʵ Ƿ. ѧ-