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# Find the mean for each list of numbers.$38,500 ; 39,720 ; 42,183 ; 21,982 ; 43,250$

## $37,127$

#### Topics

Multivariable Optimization

### Discussion

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##### Lily A.

Johns Hopkins University

##### Kristen K.

University of Michigan - Ann Arbor

##### Samuel H.

University of Nottingham

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### Video Transcript

this question gives you a list of numbers and asks you to find the mean. The numbers that give you are 38,500 39,007. 20. 42,183. 21,982 and 43,250 Now we know that the formula for the mean or X bar is of some of all our data points we right, that is the sum of X. I divided by en now n is just the number of data points and we can count him up here to see that and is equal to five. And we plug these into a calculator will find that the sum of all the state of points is equal to 185,000 635. Now that means that X bar, or the mean is just 185,635 divided by five. The calculator tells me that that is 37,127. That is your final

University of Oklahoma

#### Topics

Multivariable Optimization

##### Lily A.

Johns Hopkins University

##### Kristen K.

University of Michigan - Ann Arbor

##### Samuel H.

University of Nottingham

Lectures

Join Bootcamp