is_exposure_constant: Test in a well-formed argument to function 'survData' if the...

View source: R/survData.R

is_exposure_constantR Documentation

Test in a well-formed argument to function 'survData' if the concentration is constant and different from NA for each replicate (each time-serie)

Description

Test in a well-formed argument to function 'survData' if the concentration is constant and different from NA for each replicate (each time-serie)

Usage

is_exposure_constant(x)

Arguments

x

an object of class data.frame

Value

a boolean TRUE if concentration in replicate is constant, or FALSE if the concentration in at least one of the replicates is time-variable, and/or if NA occures.


morse documentation built on Sept. 30, 2024, 9:31 a.m.