what is the alpha of the particle what is the alpha in physics what is the standard alpha in physics? what is the 5sigma rule what is the minimum alpha threshold in physics what is the threshold for evidence what is the alpha of particle physics what is the standard alpha what is the five-sigma rule what is the alpha what is the standard alpha for particle physics what is the standard alpha what is the five-sigma threshold what is the standard alpha for particle physics what is the standard alpha for particles and physics what is the standard alpha what is the scientific definition of alpha what is the standard alpha value for particle physics what is the alpha rule for phylum what is p-sigma in physics