Questões de Concurso
Foram encontradas 394 questões
Resolva questões gratuitamente!
Junte-se a mais de 4 milhões de concurseiros!
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/a7ce0c43bcc4a4772e40.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/d6d5cab01586172314fc.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/5744e657a37e4a382a3b.png)
Julgue o item a seguir.
A porcentagem estimada de estudantes cotistas é menor que 50%.
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/a7ce0c43bcc4a4772e40.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/d6d5cab01586172314fc.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/5744e657a37e4a382a3b.png)
Julgue o item a seguir.
O coeficiente angular é significativo em nível de significância de 5%, dado que P(Z > 1,96) = 0,025.
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/a7ce0c43bcc4a4772e40.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/d6d5cab01586172314fc.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/5744e657a37e4a382a3b.png)
Julgue o item a seguir.
O coeficiente angular da reta estimada é menor que 1,5.
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/a7ce0c43bcc4a4772e40.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/d6d5cab01586172314fc.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/5744e657a37e4a382a3b.png)
Julgue o item a seguir.
O modelo apresentado possui 2 graus de liberdade.
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/a7ce0c43bcc4a4772e40.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/d6d5cab01586172314fc.png)
![](https://s3.amazonaws.com/qcon-assets-production/images/provas/43868/5744e657a37e4a382a3b.png)
Julgue o item seguir.
O coeficiente de determinação é maior que 0,7.