Find the Mean 1.9 , 5.1 , 6.4 , 8.1 , 4.9 , 2.9 , 4.9
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Step 1
The mean of a set of numbers is the sum divided by the number of terms.
Step 2
Simplify the numerator.
Add and .
Add and .
Add and .
Add and .
Add and .
Add and .
Step 3
Divide by .
Step 4
Divide.
Step 5
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.