Answer:Arithmetic average return =10.326%
Step-by-step explanation:
Year Returns
1 12.05%
2 - 16.76%
3 21.64%
4 25.41%
5 9.29%
Total returns = 51.63%
Arithmetic average is The sum of all of the numbers in a considered list divided by the number of items of the list.
Therefore,
Arithmetic average return = Sum of year 1 to year 5 returns / number of items(year)
= 51.63% / 5
= 10.326%