Interpretations of P value
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(a) A statistical study reported that a drug was effective with a p-value of .042. Explain in words what this tells you.
(b) How would that compare to a drug that had a p-value of .087?
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Solution Summary
The solution provides detailed interpretations of P value of a hypothesis of testing problem.
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The P value or calculated probability is the estimated probability of rejecting the null hypothesis (H0) of a study question when that hypothesis is true. The term significance level (alpha) is used to refer to a pre-chosen probability and the term "P value" is used to indicate a probability that you calculate after a given study. If your P value is less ...
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