In statistics, this is the symbol for the "Variance"
the mean is important in statistics because you will find out your average and can compare that mean to other things..
What do you mean by statistics? Re-Ask the question.
They are statistics of central tendency.
Statistics is the study of collecting , organizing , and interpreting data!
the mean is affected by outliers
"According to statistics."
Examples of descriptive statistics are mean, median, mode, and midrange.
The mean is called a non-resistant measure in statistics.