
Análise de Dados e Gráficos
Authored by WALDIR PRADO
Mathematics
10th Grade
Used 3+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considere a seguinte tabela de frequências de notas de uma turma em uma prova: | Intervalo de Notas | Frequência | |--------------------|------------| | 0 - 2 | 3 | | 2 - 4 | 5 | | 4 - 6 | 8 | | 6 - 8 | 7 | | 8 - 10 | 2 | Qual é o total de alunos na turma?
20
25
30
15
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com base na tabela da questão anterior, qual é a moda das notas?
0 - 2
2 - 4
4 - 6
6 - 8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6
7
8
5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a soma dos produtos das frequências pelos pontos médios dos intervalos da tabela da questão 1?
140
135
120
125
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a média aritmética das notas da turma, usando a tabela da questão 1?
5,0
5,6
6,2
4,8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ao construir um histograma para a tabela da questão 1, o que deve ser representado no eixo vertical?
Pontos médios
Frequência
Intervalos de notas
Média
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se um aluno tirou nota 9, em qual intervalo da tabela da questão 1 ele se encaixa?
0 - 2
2 - 4
6 - 8
8 - 10
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