Respuesta :
Answer:
83
Step-by-step explanation:
add them then divide them by the number of numbers there are
Answer:
The mean of the following data set 90,84,72,102,84,66:
M = sum of elements/number of elements
= (90 + 84 + 72 + 102 + 84 + 66)/6
= 83
Hope this helps!
:)