For researchers there's a lot that turns on the p value, the number used to determine whether a result is statistically significant. The current consensus is that if p is less than .05, a study has ...
Reviewed by David KindnessFact checked by Yarilet PerezReviewed by David KindnessFact checked by Yarilet Perez In statistics, a p-value is defined as In statistics, a p-value indicates the likelihood ...
When testing new treatments, drugmakers must show that their formulation bears out better results than a placebo in clinical trials. In fact, the new drug must outperform the placebo by a ...
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