5.7 , 6.3 , 6.3 , 7.7 , 3.8 , 7.2
The mean of a set of numbers is the sum divided by the number of terms.
5.7+6.3+6.3+7.7+3.8+7.26
Add 5.7 and 6.3.
12+6.3+7.7+3.8+7.26
Add 12 and 6.3.
18.3+7.7+3.8+7.26
Add 18.3 and 7.7.
26+3.8+7.26
Add 26 and 3.8.
29.8+7.26
Add 29.8 and 7.2.
376
376
Rewrite 37 as 1(37).
1(37)6
Cancel the common factors.
Rewrite 6 as 1(6).
1⋅371⋅6
Cancel the common factor.
1⋅371⋅6
Rewrite the expression.
376
376
376
Divide.
6.16‾
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.
6.17
Find the Mean (Arithmetic) 5.7 , 6.3 , 6.3 , 7.7 , 3.8 , 7.2