Questões de Concurso Comentadas para analista judiciário - estatística
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![](https://s3.amazonaws.com/qcon-assets-production/images/provas/83443/6bd62c3fe780bf3c035c.png)
![Imagem associada para resolução da questão](https://arquivos.qconcursos.com/images/provas/83443/746d86e6616bbc66788b.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/83443/28e1222eb43f94ef9f80.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/83443/6bd62c3fe780bf3c035c.png)
![Imagem associada para resolução da questão](https://arquivos.qconcursos.com/images/provas/83443/e5737429a081bc9d6324.png)
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A razão segue uma distribuição t de Student com
n - 1 graus de liberdade.
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/83443/28e1222eb43f94ef9f80.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/83443/6bd62c3fe780bf3c035c.png)
As variáveis aleatórias e Sn são mutuamente dependentes.
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/83443/28e1222eb43f94ef9f80.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/83443/6bd62c3fe780bf3c035c.png)