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0.26 AI.pdf - Repositorio Digital UEB

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Modelo estadístico:<br />

H0 X 2 Cal ≠ X 2 Tab X 2 Cal - X2Tab ≠ 0<br />

Nivel de significancia:<br />

α = 0,05 (5%)<br />

gl= ( f-1) (c-1) =1<br />

Zona de Rechazo:<br />

H0: R (H0) : X 2 ≥ (3,22)<br />

Calculo del estadígrafo:<br />

( 3,43 - 4 ) 2<br />

4<br />

+ ( 4,93 - 4 ) 2 ( 3,37 - 4 )<br />

+ 2 ( 3,47 - 4 )<br />

+ 2<br />

4<br />

4<br />

4<br />

(- 0,57) 2 (0,93) 2 (- 0,63) 2 (- 0,53) 2<br />

X 2 = + + +<br />

4 4 4 4<br />

X 2 = (-0,6) +( 0,93) +(-0,6) + (-0,5)<br />

X 2 = 0,4669<br />

X 2 Cal > X 2 Tab<br />

3,22 X 2 > 0,66<br />

60

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