
Teste de Distribuição Normal
Authored by Gil André Gomes Afonso (500)
Mathematics
11th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determine o desvio padrão dos dados: 2, 4, 4, 4, 5, 5, 7, 9.
2
3
8
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a probabilidade de obter um valor menor que 50 em uma distribuição normal com média 60 e desvio padrão 10?
0.0250
0.8413
0.5000
0.1587
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a média de uma distribuição é 30 e o desvio padrão é 5, qual é a probabilidade de um valor ser maior que 35?
0.5000
0.8413
0.0250
0.1587
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule a média dos seguintes valores: 12, 18, 22, 30, 40.
20
26
24.4
32
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determine o desvio padrão para os números: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.
5.5
2.872
3.5
1.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a probabilidade de um valor estar entre 20 e 30 em uma distribuição normal com média 25 e desvio padrão 3?
0.7500
0.9049
0.5000
0.6500
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a média de uma distribuição é 100 e o desvio padrão é 15, qual é a probabilidade de um valor ser menor que 85?
25.50%
5.00%
15.87%
10.25%
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