## ----setup, include=FALSE-----------------------------------------------------
knitr::opts_chunk$set(
  collapse = TRUE,
  comment = "#>"
)

library(plssem)

## ----data---------------------------------------------------------------------
head(titanic[, c("Survived", "Age", "Sex", "Female", "Pclass")])

## ----linear, message=FALSE, warning=FALSE-------------------------------------
m_linear <- "Survived ~ Age + Female"

fit_linear <- pls(
  m_linear,
  data          = titanic,
  ordered       = "Survived",
  boot.R        = 50,
  bootstrap     = TRUE,
  boot.parallel = "multicore",
  boot.ncpus    = 2
)

summary(fit_linear)

## ----linear-predict, message=FALSE, warning=FALSE-----------------------------
pls_predict(fit_linear, benchmark = "acc")

## ----interaction, message=FALSE, warning=FALSE--------------------------------
m_int <- "Survived ~ Age + Female + Age:Female"

fit_int <- pls(
  m_int,
  data          = titanic,
  ordered       = "Survived",
  boot.R        = 50,
  bootstrap     = TRUE,
  boot.parallel = "multicore",
  boot.ncpus    = 2
)

summary(fit_int)

## ----interaction-predict, message=FALSE, warning=FALSE------------------------
pls_predict(fit_int, benchmark = "acc")