estatistica
Quiz
•
Mathematics
•
3rd - 9th Grade
•
Practice Problem
•
Hard
Standards-aligned
Used 127+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Amostragem numa pesquisa é importante porque:
É uma regra em pesquisas
Todos os pesquisadores seguem uma informação aleatória
Reduz o erro de viés de preferência do pesquisador
Se deve preservar aquilo que se busca compreender, e escolher a amostra per mite isto
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A amostra de uma pesquisa deve:
Na medida do possível representar o universo de pesquisa
Ser em quantidade de jovens e gênero de maneira equilibrada
Conter pessoas de todas as classes sociais
Ser igual ao universo de pesquisa
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Observe da sequência abaixo e responda as questões:
498 498 498 502 502 502
Qual é a média da amostra?
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Observe da sequência abaixo e responda as questões:
498 498 498 502 502 502
Qual é a mediana
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O que é a moda?
Tags
CCSS.6.SP.B.5C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Observe da sequência abaixo e responda as questões:
498 498 498 502 502 502
Sobre a moda podemos afirmar que?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Encontre a média desses números:
5,11,2,12,4,2
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