# Find the Mean (Arithmetic) 240 , 911 , 717 , 838 , 618 , 844 , 826 , 483 , 197 , 161 , 343

240 , 911 , 717 , 838 , 618 , 844 , 826 , 483 , 197 , 161 , 343
The mean of a set of numbers is the sum divided by the number of terms.
240+911+717+838+618+844+826+483+197+161+34311
Simplify the numerator.
Add 240 and 911.
1151+717+838+618+844+826+483+197+161+34311
Add 1151 and 717.
1868+838+618+844+826+483+197+161+34311
Add 1868 and 838.
2706+618+844+826+483+197+161+34311
Add 2706 and 618.
3324+844+826+483+197+161+34311
Add 3324 and 844.
4168+826+483+197+161+34311
Add 4168 and 826.
4994+483+197+161+34311
Add 4994 and 483.
5477+197+161+34311
Add 5477 and 197.
5674+161+34311
Add 5674 and 161.
5835+34311
Add 5835 and 343.
617811
617811
Divide.
561.63‾
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.
561.6
Find the Mean (Arithmetic) 240 , 911 , 717 , 838 , 618 , 844 , 826 , 483 , 197 , 161 , 343

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