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Em uma competição de matemática, as notas dos participantes foram: 10, 8, 7, 9, 6, 10, 5, 8, 9, 7. Qual é o desvio padrão das notas?

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Questionário

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Consulta a anuários e revistas

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Entrevistas por telefone

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Observação

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Há diversos métodos para coletar dados primários citados, abaixo, exceto:

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A série estatística representada é:

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Comentários