Find the Mean (Arithmetic) 21 , 21 , 19 , 19

Math
21 , 21 , 19 , 19
The mean of a set of numbers is the sum divided by the number of terms.
21+21+19+194
Simplify the numerator.
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Add 21 and 21.
42+19+194
Add 42 and 19.
61+194
Add 61 and 19.
804
804
Divide 80 by 4.
20
Find the Mean (Arithmetic) 21 , 21 , 19 , 19

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