
MEDIDAS DE DISPERSÃO
Authored by Gustavo Carvalho
Biology
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1- Amplitude, variância, desvio padrão e coeficiente de variação são parâmetros de medidas de dispersão.
VERDADEIRO
FALSO
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2- As medidas de dispersão são parâmetros utilizados para verificar o valor central de um conjunto de dados.
VERDADEIRO
FALSO
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
3- A amplitude é calculada através da subtração entre o maior e o menor valor de um conjunto de dados.
VERDADEIRO
FALSO
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A amplitude do conjunto de dados (2, 4, 15, 20) é 17.
VERDADEIRO
FALSO
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5- Em uma análise estatística, a variância de uma amostra é determinada pela soma dos desvios dos elementos do conjunto elevados ao quadrado e dividido por n-1.
VERDADEIRO
FALSO
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
6- A variância da amostra dos dados (3, 4, 2) é 2.
VERDADEIRO
FALSO
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
7- Em um conjunto de dados, o desvio padrão é calculado extraindo a raiz quadrada da variância.
VERDADEIRO
FALSO
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