New Functions in Week 3

arrange

{dplyr}

Sort values of data frame according to a variable/combination of variables

group_by

{dplyr}

Group tibble/data.frame by a factor variable. All further tidyverse operations are performed group-wise

expression

{base}

Used in plots to add symbols to axes

binomial

{base}

Family argument in glm()

data.frame

{base}

Create a data.frame from vectors

save_tt

{tinytable}

Save a tinytable object to a file

tibble

{tibble}

A modern data frame from the tidyverse

nrow

{base}

Get number of rows of a data frame

dnorm

{stats}

Density distribution for the normal distribution

seq

{base}

Create a sequence

order

{base}

Get indexes that will sort a vector

glm

{base}

Fits generalized linear models

group_tt

{tinytable}

Grouping in tinytable

predict

{stats}

Generate predicted values from model objects

ungroup

{dplyr}

Resolve grouping created with “group_by”

list

{base}

Create a list object

modelsummary

{modelsummary}

Creates regression and data tables

The end!