survey.region.dht {mrds}R Documentation

Extrapolate Horvitz-Thompson abundance estimates to entire surveyed region

Description

Extrapolate Horvitz-Thompson abundance estimates to entire surveyed region

Usage

survey.region.dht(Nhat.by.sample, samples, width, left, point, areas.supplied)

Arguments

Nhat.by.sample

dataframe of abundance by sample

samples

samples table

width

truncation width

left

left truncation if any

point

if TRUE point count otherwise line transect

areas.supplied

if TRUE, covered area is extracted from the CoveredArea column of Nhat.by.sample

Value

Revised Nhat.by.sample dataframe containing estimates extrapolated to survey region

Note

Internal function called by dht and related functions.

Author(s)

Jeff Laake and David L Miller


[Package mrds version 2.3.0 Index]