Respuesta :

Answer:

27.55

Step-by-step explanation:

The mean of a set of numbers is the sum divided by the number of terms.

So 49.7 + 15.8 + 22.7 + 15.1 + 32.2 + 39.1 +27.7 + 18.1 = 220.4

220.4 / 8 = 27.55