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Estudos Gerais • 11/19/2024

13) VUNESP) Numa gaiola estão 9 camundongos rotulados 1 , 2 ...

VUNESP) Numa gaiola estão 9 camundongos rotulados 1 , 2 , 3 , . . . , 9 . Selecionando-se conjuntamente 2 camundongos ao acaso (todos têm igual possibilidade de serem escolhidos) , a probabilidade de que na seleção ambos os camundongos tenham rótulo impar é:

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