Statistical Value

Average and Median , Standard Deviation , maximum, mimimum and sample number are statistical values. They are used in Statistics .

As Summary of Data

In Data Science , summary of the data set is useful to analyze the data.

Many softwares of statistics have the function to calculate statistical values.

If data set is big, statistical values using Stratified Sampling and Stratified Graph could be effective analysis.

In Statistics , statistical values calculated from the data set is regarded as "approximate value of true value" and "estmated value of true value".