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formula_sheet

# formula_sheet - Math 220 Formula Sheet x s2 s x n x x n 1...

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Math 220 Formula Sheet x x n = 2 2 ( ) 1 x x s n - = - 2 s s = x x z s - = Q1 – 1.5(IQR) Q3 – 1.5(IQR) 68% : 95% : 2 99.7% : 3 μ σ μ σ μ σ 1 x y x x y y s s r n - - = - 2 ( )( ) ( ) y a bx x x y y b x x a y bx y a bx n = + - - = - = - = + 2 2 2 2 2 ( ) ( ) Re ( ) y SSTo y y y n SS sid y y y a y b xy n = - = - = - = - - 2 Re 1 SS sid r SSTo = - Re 2 e SS sid s n = - ( ) ( | ) ( ) P A B P A B P B n = ( ) ( | ) ( ) P A B P A B P B = 2 2 2 2 ( ) ( ) ( ) ( ) ( ( )) ( ) x x x x E x x p x x p x x E x p x μ σ μ σ σ = = = - = - = 2 2 2 2 | | y a bx x y a bx x y a bx x y a bx a b b b μ μ μ σ σ σ σ σ σ + + + = + = = + = = = = 1 1 2 2 1 1 2 2 1 1 2 2 1 1 2 2 ... 1 1 2 2 2 2 2 2 2 2 2 2 ... 1 1 2 2 2 2 2 2 2 2 ... 1 1 2 2 ... ... ... ... n n n n n n n n y a x a x a x n n y a x a x a x n n y a x a x a x n n y a x a x a x a x a x a x a a a a a a μ μ σ σ σ σ σ σ σ σ σ σ + + + + + + + + = + + + = = + + + = = + + + = = + + + x z x z μ σ μ σ - = = + (1 ) 10 (1 ) 10 p p p p n np n p p z μ π π π σ μ σ = - = - - = p(1-p) (z critical value) n (z critical value) n ( critical value) n p x s x t σ = 2 z critical value (1 ) B n π π = - , 1 / o x t n df s n μ - = -

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(1- ) n / p z x z s n π π π μ - = - = (1 ) p p value P z n π π π - - = < - (1 ) p p value P z n π π π - - = - 2 (1 ) p p value P z n π π π - - = - / x p value P z n μ σ - - = < / x p value P z n μ σ - - = 2 / x p value
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formula_sheet - Math 220 Formula Sheet x s2 s x n x x n 1...

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