If you are finding the median of a data set, are you finding a measure of center or a measure of variation?

Median is a measure of center. To find the median, you find the middle, or center, of the data set. Mean would be an example of a measure of variation.

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answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints