
Questões de Probabilidade Condicional
Authored by MARCIELI PACHECO DOS SANTOS
Mathematics
2nd Grade
Used 12+ times

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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ava está jogando cartas com seus amigos. Qual a chance de Ava tirar uma dama do baralho?
4/52
1/4
1/52
1/13
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elijah está jogando cartas com seus amigos. Se já soubermos que saiu uma dama, qual a chance de ser de copas?
1/4
1/3
1/2
1/52
3.
OPEN ENDED QUESTION
3 mins • 1 pt
Se 25% da população tem uma doença, e o teste acerta 80% dos casos doentes e dá falso positivo em 30% dos saudáveis, então, se o teste deu positivo, qual a chance da pessoa realmente estar doente?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Se dois dados foram lançados e os números são ímpares, qual a chance da soma ser 8?
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5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma sala com 20 alunos, 8 são meninas. Desses, 5 praticam esportes. Qual a probabilidade de um aluno praticar esportes, sabendo que é menina?
2/5
5/8
5/20
3/8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Num baralho comum (52 cartas), qual a probabilidade de uma carta ser de copas, sabendo que a carta tirada é vermelha?
1/2
1/4
1/3
13/52
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a probabilidade de ser menino, sabendo que a pessoa trabalha?
6/15
6/9
6/25
9/25
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