ACRP Certified Clinical Research Coordinator (CCRC) Clinical Research Associate (CCRA)

What is a p-value in the context of clinical trial results?

The probability that the study drug is effective The probability of observing results as extreme as those found, assuming the null hypothesis is true The percentage of participants who responded to treatment The power of the statistical test used

Correct Answer:

The probability of observing results as extreme as those found, assuming the null hypothesis is true

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