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Hypothesis Statements and Significance Levels

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How might one know if an error was made in accepting or rejecting the null hypothesis?

Do you suppose the nature of the research has an influence on the selection of the significance level? Why or why not?

Why might it be important to state the decision rule when it may be clear in step 1 -the hypothesis statements?

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Solution Summary

Errors in accepting or rejecting the null hypothesis are discussed. The influence of research on significance levels are also elaborated on.

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1) Let us say you are replicating a research that has been done many times in the past, and you get a very different result then what is reported in the literature - you might be hesitant that perhaps you made errors in accepting or rejecting your null hypothesis. Another situation that is not as scientifically valid might be that your results make no logical sense; however in this case your phenomena might just defy logic and it would be recommended ...

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