# Find the Mean (Arithmetic) 1.7 , 2.8 , 6.4 , 7.5 , 4.1 , 7.9 , 3.3 , 2.9 , 5.1 , 7.3 , 8.4

1.7 , 2.8 , 6.4 , 7.5 , 4.1 , 7.9 , 3.3 , 2.9 , 5.1 , 7.3 , 8.4
The mean of a set of numbers is the sum divided by the number of terms.
1.7+2.8+6.4+7.5+4.1+7.9+3.3+2.9+5.1+7.3+8.411
Simplify the numerator.
Add 1.7 and 2.8.
4.5+6.4+7.5+4.1+7.9+3.3+2.9+5.1+7.3+8.411
Add 4.5 and 6.4.
10.9+7.5+4.1+7.9+3.3+2.9+5.1+7.3+8.411
Add 10.9 and 7.5.
18.4+4.1+7.9+3.3+2.9+5.1+7.3+8.411
Add 18.4 and 4.1.
22.5+7.9+3.3+2.9+5.1+7.3+8.411
Add 22.5 and 7.9.
30.4+3.3+2.9+5.1+7.3+8.411
Add 30.4 and 3.3.
33.7+2.9+5.1+7.3+8.411
Add 33.7 and 2.9.
36.6+5.1+7.3+8.411
Add 36.6 and 5.1.
41.7+7.3+8.411
Add 41.7 and 7.3.
49+8.411
Add 49 and 8.4.
57.411
57.411
Divide 57.4 by 11.
5.218‾
Divide.
5.218‾
The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.
5.22
Find the Mean (Arithmetic) 1.7 , 2.8 , 6.4 , 7.5 , 4.1 , 7.9 , 3.3 , 2.9 , 5.1 , 7.3 , 8.4

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