Respuesta :

Answer:

72 + 80 + 80 + 82 + 87 + 89 + 91= 581

581/7= 83 is the mean score

Step-by-step explanation:

Answer:

83

Step-by-step explanation:

add all the numbers, then divide by how many numbers there are.

72+80+80+82+87+89+91=581

581÷7=83