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PRUEBAS NO PARAMETRICAS

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N1 = 9 N2= 8<br />

R1= 53 R1= 100<br />

U= 64 U= 8<br />

Z = -2. 69<br />

Busco U critico en tablas con n1= y n2 = 8 y un alfa de 0.05 y<br />

obtengo un valor de , por lo que rechazo Ho<br />

En el caso de Z critico su valor es

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