A report of a clinical trial of a new anticocaine drug, ABC, versus a placebo, noted that the new drug gave a higher proportion of successes than the placebo. The report ended with the statement that the statistical test was significant (P < 0.05). In light of this information, we may conclude: (2 marks: circle the correct answer)
A. Fewer than 1 patient in 20 will fail to benefit from the drug.
B. The chance that an individual patient will fail to benefit is less than 0.05.
C. If the drug were effective, the probability of the reported finding or one more extreme is less than 1 in 20.
D. If the drug were ineffective, the probability of the reported finding or one more extreme is less than 0.05.
E. The power of the test exceeds 0.95.