From:
Practical Business Statistics�(Sixth Edition), 2012
SUMMARY
Here you will find five exercises on statistical estimation.
To solve them, you need to understand percentiles, uniform
distribution, exponential distribution, and confidence intervals.
Here, you will find six exercises on hypothesis testing.
To solve them, you need knowledge of the following concepts:
Normal distribution, Binomial distribution, Hypothesis testing,
Hypothesis testing when the standard deviation is unknown,
Level of significance and Power of the test.
Os exercícios aqui apresentados são do livro:
Gibra,I.N. Probability and statistical inference for
scientists and engineers.
RESUMO
Estão aqui apresentados quatro exercícios que exigem conhecimento dos seguintes tópicos: Erro
tipo I. Erro tipo II. Probabilidade de erro tipo I. Probabilidade
de erro tipo II. Alfa e
beta. Poder do teste. Tamanho da amostra para
ter poder do teste com valor especificado.
Os exercícios aqui
apresentados são do livro:
Gibra, I.N. Probability and statistical inference for
scientists and engineers.
