3. Determine how unusual your data must be before it can be considered significant. Many statisticians consider being 95% sure that the null hypothesis is false as a minimum for statistical significance (giving a p-value of 0.05).This is the confidence level.. Determine how unusual your data must be before it can be considered significant. Many statisticians consider being 95% sure that the null hypothesis is false as a minimum for statistical significance (giving a p-value of 0.05). This is the confidence level.
The role of the amygdala is to set off fear and anger instantly, without conscious thought, so that a person can freeze or run away from danger, Dr. Young said. But the emotion of fear does not reside exclusively in the amygdala because it can be elicited from memory and other brain states.
Previous migraine studies found atrophy of cortical regions in the brain related to pain processing. It was suggested that the deterioration was due to chronic stimulation of those areas-if people have a lot of persistent pain, there will be much stimulation in the area. Cortical regions refers to the cerebral cortex.