Respuesta :

Answer:

Data set A mean = 4

Data set B mean = 6.5

Step-by-step explanation:

Data set A:

3(3) + 4(2) + 5(3) = 32

32/8 = 4

Data set B:

5(4) + 6(4) + 7(4) + 8(4) = 104

104/16 = 6.5

Data set A mean = 4

Data set B mean = 6.5