Respuesta :

Step-by-step explanation:

a) mode = 3 ( cause most number of car that have 3 teachers)

b) median = 3 (1,1,1,2,2,2,2,3,3,3,3,3,3,4,4) the middle position)

c) mean = (1*3 + 2*4 +3*6 + 4*2)/15 = 2.467(average)