The fact that research study findings are statistically significant indicates which of the following?
A) Intervention was effective
B) Methods were valid
C) Results were unlikely due to chance
D) Sample size was adequate
C
Feedback:
Statistical significance indicates that the results are unlikely to be due to chance—not that they are necessarily important or clinically effective. Statistical significance does not necessarily demonstrate that the methods were valid or the sample size was adequate or the intervention is effective.
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