If a study uses a p-value of 0.05 to determine statistical significance,the study's results only have a 1 in 20 chance of being due to random chance.If a researcher runs a large number of analyses,however,this increases the possibility that p-values
A)have no mathematical meaning with multiple analyses.
B)are at risk of being abused and selectively interpreted.
C)will be underestimated with smaller samples that require more analyses.
D)will be the same whether the sample is probabilistic or not.

Question

Quizplus · Accepted Answer

When a researcher runs a large number of analyses, there is a higher risk of selectively interpreting only the statistically significant results, leading to an abuse of p-values. This can result in misleading conclusions and a lack of reproducibility of the results. Therefore, it is important to use appropriate multiple testing corrections and to interpret the results with caution.

If a Study Uses a P-Value of 0