Respuesta :
the mean is just the average....so add up all ur numbers and divide that by how many numbers there are..
(86 + 90 + 93 + 85 + 79 + 92) / 6 = 525/6 = 87.5 <==
(86 + 90 + 93 + 85 + 79 + 92) / 6 = 525/6 = 87.5 <==