All Functions of Week 7

colnames

{base}

Retrieve column names of a data frame

scale_y_continuous

{GGPLOT2}

Customise continuous y axis

library

{base}

Load an R package

setwd

{base}

Set Working Directory

dim

{base}

Get dimensions of a data frame

theme_classic

{GGPLOT2}

A minimalistic theme with no gridlines

mean

{base}

Get mean of a vector

c

{base}

Combine values/vectors into a vector

filter

{dplyr}

Filter out rows of a data frame according to logical vector

geom_smooth

{GGPLOT2}

Generates a smoothed conditional means curve / line

xlab

{GGPLOT2}

Label the x axis (ggplot)

is.na

{base}

Check if a value is NA/elements of vector are NA

group_tt

{tinytable}

Grouping in tinytable

class

{base}

Retrieve class of an R object

geom_vline

{GGPLOT2}

Draws a vertical line

scale_x_continuous

{GGPLOT2}

Customise continuous x axis

ggsave

{ggplot2}

Saves the last ggplot or a specified ggplot object to a file

geom_hline

{GGPLOT2}

Add a horizontal line in GGPLOT2

names

{base}

Retrieve names of a list/vector

lm

{base}

Fit a linear model

data.frame

{base}

Create a data.frame from vectors

confint

{stats}

Calculate confidence Intervals for Model Parameters

ylab

{GGPLOT2}

Label the y axis (ggplot)

theme

{GGPLOT2}

Set theme for GGPLOT2

ggtitle

{GGPLOT2}

Generates a title for a ggplot graph

element_blank

{GGPLOT2}

This theme element draws nothing, and assigns no space

table

{base}

Obtain frequency table of a variable/cross-tabulation of two variables

element_text

{GGPLOT2}

Customise text in GGPLOT2

aes

{GGPLOT2}

Construct aesthetic mapping of a ggplot graph

element_line

{GGPLOT2}

Customise line appearance

summary

{base}

Obtain summary statistics or detailed regression output

modelsummary

{modelsummary}

Creates regression and data tables

list

{base}

Create a list object

read.csv

{utils}

Read a csv file to data frame. Specify stringsAsFactors = FALSE to keep all string columns as characters

geom_point

{GGPLOT2}

Generates a scatter plot

ggplot

{GGPLOT2}

Create a ggplot graph

The end!