Helps you accurately measure the results of a population.
It's simply the middle number in a data set, so half of the population is above and half of it is below. It is better than the mean since it is resistant to outliers.
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The median uses the position of the data rather than their actual values. As a result, in general, you will only be able to determine whether the missing value is greater than or less than the median.
Lots, for example a statistician, or a scientist presenting results.
Yes. The mean uses the actual value of each observation. The value(s) of only the middle observation (or pair of middle observations) is required for the median. For all other observations, the median is concerned only with whether it is larger or smaller than it is.
An outlier pulls the median towards it. For example 1,2,3 Median=2 1,2,3,7 Median=2.5
it doesnt have a median.