We use xas the symbol for thesample mean. This formula says that take each element from datasetpopulation and subtract from mean of data setLater sum all the values. When to use mean median and mode.
Median Formula in Excel is one of the prime members of statistical measure of central tendency rest two are mean and mode.
The median of a dataset in Excel can be found it by applying the formula STDEV to the data set. Select STDEVS for a sample from the the Statistical category. The mean average for the list will appear in the cell you selected. In our example below we use MODEB2B12 and since 2 students have scored 55 we get the answer as 55.