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Question 4 Consider the following statements concerning the methodology of classical hypothesis testing: A. The decision...

Question 4

  1. Consider the following statements concerning the methodology of classical hypothesis testing:

    A. The decision to reject the null hypothesis is made when the p-value is less than alpha.
    B. The decision to reject Ho implies that the sample data used for the test must have been inappropriate and a different sample will always need to be re-selected.
    C. When the level of significance is decreased for a test where Ha specifies that the value of the population parameter has decreased, then the critical value for the test also decreases.

Which is true?Why?

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