Reaction Times Narrative The Reaction Times to Three Stimuli Were Recorded for Each

Short Answer

Reaction Times Narrative
The reaction times to three stimuli were recorded for each of eight subjects. The data, recorded in seconds, are shown below. This uses Friedman's F_r test to determine if there is a difference among the population distributions of reaction times.
-Refer to Reaction Times Narrative. What is the p-value for this ?