
Explorando Estatística e Probabilidade.
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Easy
Milena Silva
Used 1+ times
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20 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Assinale as alternativas que apresentem estudos em que a variável é quantitativa.
A taxa de mortalidade infantil no Brasil.
A opinião dos consumidores sobre o serviço de saneamento básico.
A idade média dos trabalhadores de uma empresa.
A altura dos atletas da Seleção Brasileira de Basquete.
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Assinale as alternativas que apresentem estudos em que a variável é qualitativa.
A cor dos cabelos dos alunos de uma escola.
A taxa de natalidade no Brasil.
O grupo sanguíneo dos trabalhadores de uma empresa.
O peso dos jogadores da Seleção Brasileira de Futebol.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um saco, temos as seguintes fichas: Azul, Verde, Preto, Preto, Amarelo, Roxo.
Qual a moda desse saco?
Azul
Verde
Amarelo
Preto
Roxo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Entende-se amplitude como...
A diferença entre o maior e menor valores da amostra.
O maior valor da amostra.
A divisão entre o maior valor e o número de classes.
A soma entre o maior e menor valor da amostra.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A amplitude do conjunto de dados 5, 6, 6, 15, 18 é:
5
10
13
15
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é a frequência relativa de alunos que preferem morangos?
5%
5/20 = 10%
5/20 = 25%
20%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a probabilidade de obter o número 2 em um dado de seis lados?
1/6
2/6
3/6
4/6
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