mean.ff: Mean of ff vector

In ffbase: Basic Statistical Functions for Package 'ff'

Description

Mean of ff vector

Usage

## S3 method for class 'ff'
mean(x, trim = 0, ..., range = NULL)

Arguments

x	a ff vector
trim	percentage of robustness, between 0 and 1
...	other arguments passed to mean
range	a ri or an integer vector of length==2 giving a range restriction for chunked processing

Value

mean value

Examples

# create a vector of length 10 million
x <- ff(vmode="double", length=1e7)

mean(x)

ffbase documentation built on Feb. 27, 2021, 5:06 p.m.