Find the Mean (Arithmetic) 15 , 17 , 15 , 14 , 8 , 21 , 10 , 5 , 19 , 20 , 10 , 5 , 17 , 12 , 10 , 10

Math
15 , 17 , 15 , 14 , 8 , 21 , 10 , 5 , 19 , 20 , 10 , 5 , 17 , 12 , 10 , 10
The mean of a set of numbers is the sum divided by the number of terms.
15+17+15+14+8+21+10+5+19+20+10+5+17+12+10+1016
Simplify the numerator.
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Add 15 and 17.
32+15+14+8+21+10+5+19+20+10+5+17+12+10+1016
Add 32 and 15.
47+14+8+21+10+5+19+20+10+5+17+12+10+1016
Add 47 and 14.
61+8+21+10+5+19+20+10+5+17+12+10+1016
Add 61 and 8.
69+21+10+5+19+20+10+5+17+12+10+1016
Add 69 and 21.
90+10+5+19+20+10+5+17+12+10+1016
Add 90 and 10.
100+5+19+20+10+5+17+12+10+1016
Add 100 and 5.
105+19+20+10+5+17+12+10+1016
Add 105 and 19.
124+20+10+5+17+12+10+1016
Add 124 and 20.
144+10+5+17+12+10+1016
Add 144 and 10.
154+5+17+12+10+1016
Add 154 and 5.
159+17+12+10+1016
Add 159 and 17.
176+12+10+1016
Add 176 and 12.
188+10+1016
Add 188 and 10.
198+1016
Add 198 and 10.
20816
20816
Divide 208 by 16.
13
Find the Mean (Arithmetic) 15 , 17 , 15 , 14 , 8 , 21 , 10 , 5 , 19 , 20 , 10 , 5 , 17 , 12 , 10 , 10

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