💊 PCAT Exam Prep

Statistical significance (p < 0.05) means:

A The result is clinically important
B There is less than a 5% probability the result occurred by chance alone
C 100% certainty
D No errors occurred

✓ Correct Answer: Option B

p < 0.05 means <5% probability of obtaining the observed result if the null hypothesis were true. It does not guarantee clinical relevance.

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