curve {seedreg}

Analysis: Logistic regression by treatment over time

Description

Performs the construction of a logistic regression graph by treatment over time

Usage

curve(
  dados,
  trat,
  nrep,
  time,
  n,
  model = LL.3(),
  ylab = "Emergence (%)",
  xlab = "Time (days)",
  legend.position = c(0.2, 0.8)
)

Arguments

dados

data.frame containing the responses of the evaluations in separate columns side by side and without the columns with the identification of the factors

trat

vector of treatments with n repetitions

nrep

Number of repetitions

time

vector containing time

n

total seeds per repetition

model

logistic model according to drc package

ylab

y-axis name

xlab

x-axis name

legend.position

Legend position

Value

Returns a logistic regression graph by treatment over time.

Examples

data("substrate")
curve(substrate[,c(3:18)],
      trat = substrate$Trat,
      nrep = 4,
      n=10,
      time = 1:16)