To compare the effects of meditation and physical exercise, the level of a biochemical substance was measured in 11 people one hour after an intense meditation session and in 15 other people one hour after sustained physical exercise. The descriptive statistics of the revealed data are summarized in the table below

Mesure Meditation Exercice physique Moyenne echantillonnale 88,33 90, 65 Ecart-type echantillonnal 10,1 12, 3