prepare_trend_graph: Prepares a Trend Graph

In Tyler-Gatech/tk_expandar: Explore Your Data Interactively

Description

Reads a data frame and line plots all variables (which need to be numeric) by an ordered factor (normally the time-series indicator).

Usage

prepare_trend_graph(df, ts_id, var = colnames(df[sapply(df, is.numeric) &
  colnames(df) != ts_id]))

Arguments

df	Data frame containing the ordered factor and a set of numerical variables to be plotted
ts_id	a string containing the column name of the ordered factor (normally the time-series indicator)
var	a character vector containing the column names of the variables that should be plotted. Defaults to all numeric variables of the data frame besides the one indicated by ts_id.

Value

A list containing two items:

"df"

A data frame containing the plotted means and standard errors

"plot

The plot as returned by ggplot

Examples

df <- data.frame(year = floor(time(EuStockMarkets)), EuStockMarkets)
graph <- prepare_trend_graph(df, "year")
graph$plot

Tyler-Gatech/tk_expandar documentation built on May 28, 2020, 12:49 a.m.