Find the Mean (Arithmetic) 11 , 9 , 7 , 6 , 8 , 2 , 15 , 1 , 12 , 15 , 14

Math
11 , 9 , 7 , 6 , 8 , 2 , 15 , 1 , 12 , 15 , 14
The mean of a set of numbers is the sum divided by the number of terms.
11+9+7+6+8+2+15+1+12+15+1411
Simplify the numerator.
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Add 11 and 9.
20+7+6+8+2+15+1+12+15+1411
Add 20 and 7.
27+6+8+2+15+1+12+15+1411
Add 27 and 6.
33+8+2+15+1+12+15+1411
Add 33 and 8.
41+2+15+1+12+15+1411
Add 41 and 2.
43+15+1+12+15+1411
Add 43 and 15.
58+1+12+15+1411
Add 58 and 1.
59+12+15+1411
Add 59 and 12.
71+15+1411
Add 71 and 15.
86+1411
Add 86 and 14.
10011
10011
Divide.
9.09‾
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.
9.1
Find the Mean (Arithmetic) 11 , 9 , 7 , 6 , 8 , 2 , 15 , 1 , 12 , 15 , 14

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