The interquartile mean is a measure of central tendency. While all values in a data set are used to calculate the mean, only the interquartile range -- the central portion of a data set -- is used ...

You can calculate the T-Value in Excel with the mean, standard deviation and degrees of freedom. Since the T-Value is a comparison between sample mean and population mean, both values need to be ...

If you are looking forward towards calculating the Standard Deviation and Standard Error of the Mean in Excel, please check this article.

The variance measures how far each number in the set is from the mean. You can use Microsoft Excel to calculate the variance of the data you have entered into a spreadsheet.