Statistical analysis in R is binary option graphs by using many in-built functions. Most of these functions are part of the R base package.

These functions take R vector as an input along with the arguments and give the result. The functions we are discussing in this chapter are mean, median and mode. Mean It is calculated by taking the sum of the values and dividing with the number of values in a data series. 3, 3 values from each end will be dropped from the calculations to find mean. To drop the missing values from the calculation use na.