Estatística M1
Quiz
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Helena Pimenta
Used 8+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considera o conjunto de dados que se segue e indica a média
2
2,3
2,4
2,5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a medida de localização representada no gráfico?
Média
Moda
Mediana
1º quartil
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Completa a frase: "O recenseamento é um inquérito realizado a uma ..........de unidades estatísticas."
Moda
Média
Amostra
População
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O diagrama representa as classificações obtidas pela Ana e pelo Rui. De acordo com o diagrama posso garantir que:
A média de classificações da Ana é 17.
25% das classificações da Ana são iguais ou maiores a 17.
50% das classificações do Rui são iguais ou inferiores a 17.
A maior classificação do Rui foi 20.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o valor do 3º quartil, das classificações do Rui?
15
16
17
18
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A mediana das classificações da Ana é:
16
17
19
20
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para determinar graficamente os quartis de um conjunto de dados de uma variável quantitativa contínua uso um histograma:
Das frequências relativas simples
Das frequências relativas acumuladas
Das frequências absolutas simples
Das frequências absolutas acumuladas
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